Home / 125,337.15-173,076.47-85,200.23

Finding the Fourth Proportional to 125,337.15, 173,076.47 and 85,200.23

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Solution

The fourth proportional to 125,337.15, 173,076.47 and 85,200.23 is: 117,651.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,337.15 : 173,076.47 = 85,200.23 : x
  2. Step 2: Convert to fraction form
    125,337.15/173,076.47 = 85,200.23/x
  3. Step 3: Cross multiply
    125,337.15x = 173,076.47 × 85,200.23
  4. Step 4: Simplify right side
    125,337.15x = 14,746,155,051.59
  5. Step 5: Solve for x
    x = 14,746,155,051.59/125,337.15
  6. Step 6: Final answer
    x = 117,651.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.