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Finding the Fourth Proportional to 96,753.40, 133,547.52 and 58,513

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Solution

The fourth proportional to 96,753.40, 133,547.52 and 58,513 is: 80,764.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,753.40 : 133,547.52 = 58,513 : x
  2. Step 2: Convert to fraction form
    96,753.40/133,547.52 = 58,513/x
  3. Step 3: Cross multiply
    96,753.40x = 133,547.52 × 58,513
  4. Step 4: Simplify right side
    96,753.40x = 7,814,266,037.76
  5. Step 5: Solve for x
    x = 7,814,266,037.76/96,753.40
  6. Step 6: Final answer
    x = 80,764.77

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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.