Home / 124,946.80-187,463.40-120,626.80

Finding the Fourth Proportional to 124,946.80, 187,463.40 and 120,626.80

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Solution

The fourth proportional to 124,946.80, 187,463.40 and 120,626.80 is: 180,981.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,946.80 : 187,463.40 = 120,626.80 : x
  2. Step 2: Convert to fraction form
    124,946.80/187,463.40 = 120,626.80/x
  3. Step 3: Cross multiply
    124,946.80x = 187,463.40 × 120,626.80
  4. Step 4: Simplify right side
    124,946.80x = 22,613,110,059.12
  5. Step 5: Solve for x
    x = 22,613,110,059.12/124,946.80
  6. Step 6: Final answer
    x = 180,981.91

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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.