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Finding the Fourth Proportional to 125,156.32, 187,699.44 and 62,810.08

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Solution

The fourth proportional to 125,156.32, 187,699.44 and 62,810.08 is: 94,197.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,156.32 : 187,699.44 = 62,810.08 : x
  2. Step 2: Convert to fraction form
    125,156.32/187,699.44 = 62,810.08/x
  3. Step 3: Cross multiply
    125,156.32x = 187,699.44 × 62,810.08
  4. Step 4: Simplify right side
    125,156.32x = 11,789,416,842.36
  5. Step 5: Solve for x
    x = 11,789,416,842.36/125,156.32
  6. Step 6: Final answer
    x = 94,197.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.