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Finding the Fourth Proportional to 567,543.90, 851,291.25 and 141,070.70

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Solution

The fourth proportional to 567,543.90, 851,291.25 and 141,070.70 is: 211,599.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,543.90 : 851,291.25 = 141,070.70 : x
  2. Step 2: Convert to fraction form
    567,543.90/851,291.25 = 141,070.70/x
  3. Step 3: Cross multiply
    567,543.90x = 851,291.25 × 141,070.70
  4. Step 4: Simplify right side
    567,543.90x = 120,092,252,541.38
  5. Step 5: Solve for x
    x = 120,092,252,541.38/567,543.90
  6. Step 6: Final answer
    x = 211,599.94

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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.