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Finding the Fourth Proportional to 373,127.04, 559,684.80 and 92,646.72

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Solution

The fourth proportional to 373,127.04, 559,684.80 and 92,646.72 is: 138,968.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,127.04 : 559,684.80 = 92,646.72 : x
  2. Step 2: Convert to fraction form
    373,127.04/559,684.80 = 92,646.72/x
  3. Step 3: Cross multiply
    373,127.04x = 559,684.80 × 92,646.72
  4. Step 4: Simplify right side
    373,127.04x = 51,852,960,953.86
  5. Step 5: Solve for x
    x = 51,852,960,953.86/373,127.04
  6. Step 6: Final answer
    x = 138,968.65

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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.