Home / 102,499,363.63-153,787,579.54-61,024,171.86

Finding the Fourth Proportional to 102,499,363.63, 153,787,579.54 and 61,024,171.86

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Solution

The fourth proportional to 102,499,363.63, 153,787,579.54 and 61,024,171.86 is: 91,559,199.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,499,363.63 : 153,787,579.54 = 61,024,171.86 : x
  2. Step 2: Convert to fraction form
    102,499,363.63/153,787,579.54 = 61,024,171.86/x
  3. Step 3: Cross multiply
    102,499,363.63x = 153,787,579.54 × 61,024,171.86
  4. Step 4: Simplify right side
    102,499,363.63x = 9,384,759,683,782,380
  5. Step 5: Solve for x
    x = 9,384,759,683,782,380/102,499,363.63
  6. Step 6: Final answer
    x = 91,559,199.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.