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Finding the Fourth Proportional to 125,842.86, 173,663.09 and 69,254.24

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Solution

The fourth proportional to 125,842.86, 173,663.09 and 69,254.24 is: 95,570.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,842.86 : 173,663.09 = 69,254.24 : x
  2. Step 2: Convert to fraction form
    125,842.86/173,663.09 = 69,254.24/x
  3. Step 3: Cross multiply
    125,842.86x = 173,663.09 × 69,254.24
  4. Step 4: Simplify right side
    125,842.86x = 12,026,905,314.00
  5. Step 5: Solve for x
    x = 12,026,905,314.00/125,842.86
  6. Step 6: Final answer
    x = 95,570.82

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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.