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Finding the Fourth Proportional to 125,776.95, 188,666.78 and 37,032.13

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Solution

The fourth proportional to 125,776.95, 188,666.78 and 37,032.13 is: 55,548.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,776.95 : 188,666.78 = 37,032.13 : x
  2. Step 2: Convert to fraction form
    125,776.95/188,666.78 = 37,032.13/x
  3. Step 3: Cross multiply
    125,776.95x = 188,666.78 × 37,032.13
  4. Step 4: Simplify right side
    125,776.95x = 6,986,732,723.64
  5. Step 5: Solve for x
    x = 6,986,732,723.64/125,776.95
  6. Step 6: Final answer
    x = 55,548.59

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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.