Home / 68,088.29-93,961.83-38,280.29

Finding the Fourth Proportional to 68,088.29, 93,961.83 and 38,280.29

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Solution

The fourth proportional to 68,088.29, 93,961.83 and 38,280.29 is: 52,826.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,088.29 : 93,961.83 = 38,280.29 : x
  2. Step 2: Convert to fraction form
    68,088.29/93,961.83 = 38,280.29/x
  3. Step 3: Cross multiply
    68,088.29x = 93,961.83 × 38,280.29
  4. Step 4: Simplify right side
    68,088.29x = 3,596,885,440.12
  5. Step 5: Solve for x
    x = 3,596,885,440.12/68,088.29
  6. Step 6: Final answer
    x = 52,826.79

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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.