Home / 96,385.10-133,011.42-53,943.63

Finding the Fourth Proportional to 96,385.10, 133,011.42 and 53,943.63

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Solution

The fourth proportional to 96,385.10, 133,011.42 and 53,943.63 is: 74,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,385.10 : 133,011.42 = 53,943.63 : x
  2. Step 2: Convert to fraction form
    96,385.10/133,011.42 = 53,943.63/x
  3. Step 3: Cross multiply
    96,385.10x = 133,011.42 × 53,943.63
  4. Step 4: Simplify right side
    96,385.10x = 7,175,118,992.52
  5. Step 5: Solve for x
    x = 7,175,118,992.52/96,385.10
  6. Step 6: Final answer
    x = 74,442.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.