Home / 125,210.83-187,733.20-40,941.47

Finding the Fourth Proportional to 125,210.83, 187,733.20 and 40,941.47

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Solution

The fourth proportional to 125,210.83, 187,733.20 and 40,941.47 is: 61,385.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,210.83 : 187,733.20 = 40,941.47 : x
  2. Step 2: Convert to fraction form
    125,210.83/187,733.20 = 40,941.47/x
  3. Step 3: Cross multiply
    125,210.83x = 187,733.20 × 40,941.47
  4. Step 4: Simplify right side
    125,210.83x = 7,686,072,237.14
  5. Step 5: Solve for x
    x = 7,686,072,237.14/125,210.83
  6. Step 6: Final answer
    x = 61,385.04

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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.