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Finding the Fourth Proportional to 262,037.91, 392,960.16 and 93,513.15

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Solution

The fourth proportional to 262,037.91, 392,960.16 and 93,513.15 is: 140,235.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,037.91 : 392,960.16 = 93,513.15 : x
  2. Step 2: Convert to fraction form
    262,037.91/392,960.16 = 93,513.15/x
  3. Step 3: Cross multiply
    262,037.91x = 392,960.16 × 93,513.15
  4. Step 4: Simplify right side
    262,037.91x = 36,746,942,386.10
  5. Step 5: Solve for x
    x = 36,746,942,386.10/262,037.91
  6. Step 6: Final answer
    x = 140,235.21

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1.5x scale

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.