Home / 125,446.08-173,057.40-80,100.93

Finding the Fourth Proportional to 125,446.08, 173,057.40 and 80,100.93

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Solution

The fourth proportional to 125,446.08, 173,057.40 and 80,100.93 is: 110,502.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,446.08 : 173,057.40 = 80,100.93 : x
  2. Step 2: Convert to fraction form
    125,446.08/173,057.40 = 80,100.93/x
  3. Step 3: Cross multiply
    125,446.08x = 173,057.40 × 80,100.93
  4. Step 4: Simplify right side
    125,446.08x = 13,862,058,683.38
  5. Step 5: Solve for x
    x = 13,862,058,683.38/125,446.08
  6. Step 6: Final answer
    x = 110,502.13

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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.