Home / 495,092.69-742,701.56-140,106.83

Finding the Fourth Proportional to 495,092.69, 742,701.56 and 140,106.83

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Solution

The fourth proportional to 495,092.69, 742,701.56 and 140,106.83 is: 210,177.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,092.69 : 742,701.56 = 140,106.83 : x
  2. Step 2: Convert to fraction form
    495,092.69/742,701.56 = 140,106.83/x
  3. Step 3: Cross multiply
    495,092.69x = 742,701.56 × 140,106.83
  4. Step 4: Simplify right side
    495,092.69x = 104,057,556,793.61
  5. Step 5: Solve for x
    x = 104,057,556,793.61/495,092.69
  6. Step 6: Final answer
    x = 210,177.93

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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.