Home / 187,566.28-258,841.47-102,683.35

Finding the Fourth Proportional to 187,566.28, 258,841.47 and 102,683.35

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Solution

The fourth proportional to 187,566.28, 258,841.47 and 102,683.35 is: 141,703.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,566.28 : 258,841.47 = 102,683.35 : x
  2. Step 2: Convert to fraction form
    187,566.28/258,841.47 = 102,683.35/x
  3. Step 3: Cross multiply
    187,566.28x = 258,841.47 × 102,683.35
  4. Step 4: Simplify right side
    187,566.28x = 26,578,708,511.16
  5. Step 5: Solve for x
    x = 26,578,708,511.16/187,566.28
  6. Step 6: Final answer
    x = 141,703.02

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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.