Home / 153,746.74-230,629.83-64,988.56

Finding the Fourth Proportional to 153,746.74, 230,629.83 and 64,988.56

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Solution

The fourth proportional to 153,746.74, 230,629.83 and 64,988.56 is: 97,486.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,746.74 : 230,629.83 = 64,988.56 : x
  2. Step 2: Convert to fraction form
    153,746.74/230,629.83 = 64,988.56/x
  3. Step 3: Cross multiply
    153,746.74x = 230,629.83 × 64,988.56
  4. Step 4: Simplify right side
    153,746.74x = 14,988,300,544.74
  5. Step 5: Solve for x
    x = 14,988,300,544.74/153,746.74
  6. Step 6: Final answer
    x = 97,486.95

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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.