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Finding the Fourth Proportional to 58,405.29, 80,602.28 and 35,737.17

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Solution

The fourth proportional to 58,405.29, 80,602.28 and 35,737.17 is: 49,319.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,405.29 : 80,602.28 = 35,737.17 : x
  2. Step 2: Convert to fraction form
    58,405.29/80,602.28 = 35,737.17/x
  3. Step 3: Cross multiply
    58,405.29x = 80,602.28 × 35,737.17
  4. Step 4: Simplify right side
    58,405.29x = 2,880,496,801.05
  5. Step 5: Solve for x
    x = 2,880,496,801.05/58,405.29
  6. Step 6: Final answer
    x = 49,319.11

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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.