Home / 187,097.12-280,641.70-60,737.16

Finding the Fourth Proportional to 187,097.12, 280,641.70 and 60,737.16

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Solution

The fourth proportional to 187,097.12, 280,641.70 and 60,737.16 is: 91,104.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,097.12 : 280,641.70 = 60,737.16 : x
  2. Step 2: Convert to fraction form
    187,097.12/280,641.70 = 60,737.16/x
  3. Step 3: Cross multiply
    187,097.12x = 280,641.70 × 60,737.16
  4. Step 4: Simplify right side
    187,097.12x = 17,045,379,835.57
  5. Step 5: Solve for x
    x = 17,045,379,835.57/187,097.12
  6. Step 6: Final answer
    x = 91,104.45

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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.