Home / 127,941.83-176,502.65-74,195.71

Finding the Fourth Proportional to 127,941.83, 176,502.65 and 74,195.71

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Solution

The fourth proportional to 127,941.83, 176,502.65 and 74,195.71 is: 102,356.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,941.83 : 176,502.65 = 74,195.71 : x
  2. Step 2: Convert to fraction form
    127,941.83/176,502.65 = 74,195.71/x
  3. Step 3: Cross multiply
    127,941.83x = 176,502.65 × 74,195.71
  4. Step 4: Simplify right side
    127,941.83x = 13,095,739,614.22
  5. Step 5: Solve for x
    x = 13,095,739,614.22/127,941.83
  6. Step 6: Final answer
    x = 102,356.98

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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.