Home / 187,333.08-258,526.38-106,772.76

Finding the Fourth Proportional to 187,333.08, 258,526.38 and 106,772.76

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Solution

The fourth proportional to 187,333.08, 258,526.38 and 106,772.76 is: 147,350.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,333.08 : 258,526.38 = 106,772.76 : x
  2. Step 2: Convert to fraction form
    187,333.08/258,526.38 = 106,772.76/x
  3. Step 3: Cross multiply
    187,333.08x = 258,526.38 × 106,772.76
  4. Step 4: Simplify right side
    187,333.08x = 27,603,575,125.41
  5. Step 5: Solve for x
    x = 27,603,575,125.41/187,333.08
  6. Step 6: Final answer
    x = 147,350.24

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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.