Home / 125,070.32-187,417.20-75,095.84

Finding the Fourth Proportional to 125,070.32, 187,417.20 and 75,095.84

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Solution

The fourth proportional to 125,070.32, 187,417.20 and 75,095.84 is: 112,530.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,070.32 : 187,417.20 = 75,095.84 : x
  2. Step 2: Convert to fraction form
    125,070.32/187,417.20 = 75,095.84/x
  3. Step 3: Cross multiply
    125,070.32x = 187,417.20 × 75,095.84
  4. Step 4: Simplify right side
    125,070.32x = 14,074,252,064.45
  5. Step 5: Solve for x
    x = 14,074,252,064.45/125,070.32
  6. Step 6: Final answer
    x = 112,530.71

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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.