Home / 316,952.20-437,392.02-173,721.16

Finding the Fourth Proportional to 316,952.20, 437,392.02 and 173,721.16

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Solution

The fourth proportional to 316,952.20, 437,392.02 and 173,721.16 is: 239,734.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,952.20 : 437,392.02 = 173,721.16 : x
  2. Step 2: Convert to fraction form
    316,952.20/437,392.02 = 173,721.16/x
  3. Step 3: Cross multiply
    316,952.20x = 437,392.02 × 173,721.16
  4. Step 4: Simplify right side
    316,952.20x = 75,984,249,089.14
  5. Step 5: Solve for x
    x = 75,984,249,089.14/316,952.20
  6. Step 6: Final answer
    x = 239,734.10

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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.