Home / 187,147.10-258,263.67-102,264.17

Finding the Fourth Proportional to 187,147.10, 258,263.67 and 102,264.17

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Solution

The fourth proportional to 187,147.10, 258,263.67 and 102,264.17 is: 141,124.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,147.10 : 258,263.67 = 102,264.17 : x
  2. Step 2: Convert to fraction form
    187,147.10/258,263.67 = 102,264.17/x
  3. Step 3: Cross multiply
    187,147.10x = 258,263.67 × 102,264.17
  4. Step 4: Simplify right side
    187,147.10x = 26,411,118,562.39
  5. Step 5: Solve for x
    x = 26,411,118,562.39/187,147.10
  6. Step 6: Final answer
    x = 141,124.92

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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.