Home / 316,946.66-437,385.52-171,756.45

Finding the Fourth Proportional to 316,946.66, 437,385.52 and 171,756.45

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Solution

The fourth proportional to 316,946.66, 437,385.52 and 171,756.45 is: 237,023.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,946.66 : 437,385.52 = 171,756.45 : x
  2. Step 2: Convert to fraction form
    316,946.66/437,385.52 = 171,756.45/x
  3. Step 3: Cross multiply
    316,946.66x = 437,385.52 × 171,756.45
  4. Step 4: Simplify right side
    316,946.66x = 75,123,784,411.30
  5. Step 5: Solve for x
    x = 75,123,784,411.30/316,946.66
  6. Step 6: Final answer
    x = 237,023.43

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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.