Home / 125,330.49-187,776.90-104,404.98

Finding the Fourth Proportional to 125,330.49, 187,776.90 and 104,404.98

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Solution

The fourth proportional to 125,330.49, 187,776.90 and 104,404.98 is: 156,425.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,330.49 : 187,776.90 = 104,404.98 : x
  2. Step 2: Convert to fraction form
    125,330.49/187,776.90 = 104,404.98/x
  3. Step 3: Cross multiply
    125,330.49x = 187,776.90 × 104,404.98
  4. Step 4: Simplify right side
    125,330.49x = 19,604,843,488.96
  5. Step 5: Solve for x
    x = 19,604,843,488.96/125,330.49
  6. Step 6: Final answer
    x = 156,425.17

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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.