Home / 124,815.60-187,223.40-119,631.60

Finding the Fourth Proportional to 124,815.60, 187,223.40 and 119,631.60

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Solution

The fourth proportional to 124,815.60, 187,223.40 and 119,631.60 is: 179,447.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,815.60 : 187,223.40 = 119,631.60 : x
  2. Step 2: Convert to fraction form
    124,815.60/187,223.40 = 119,631.60/x
  3. Step 3: Cross multiply
    124,815.60x = 187,223.40 × 119,631.60
  4. Step 4: Simplify right side
    124,815.60x = 22,397,834,899.44
  5. Step 5: Solve for x
    x = 22,397,834,899.44/124,815.60
  6. Step 6: Final answer
    x = 179,447.40

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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.