Home / 68,088.91-93,962.68-38,280.91

Finding the Fourth Proportional to 68,088.91, 93,962.68 and 38,280.91

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Solution

The fourth proportional to 68,088.91, 93,962.68 and 38,280.91 is: 52,827.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,088.91 : 93,962.68 = 38,280.91 : x
  2. Step 2: Convert to fraction form
    68,088.91/93,962.68 = 38,280.91/x
  3. Step 3: Cross multiply
    68,088.91x = 93,962.68 × 38,280.91
  4. Step 4: Simplify right side
    68,088.91x = 3,596,976,896.44
  5. Step 5: Solve for x
    x = 3,596,976,896.44/68,088.91
  6. Step 6: Final answer
    x = 52,827.65

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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.