Home / 495,193.10-742,706.94-140,119.16

Finding the Fourth Proportional to 495,193.10, 742,706.94 and 140,119.16

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Solution

The fourth proportional to 495,193.10, 742,706.94 and 140,119.16 is: 210,155.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,193.10 : 742,706.94 = 140,119.16 : x
  2. Step 2: Convert to fraction form
    495,193.10/742,706.94 = 140,119.16/x
  3. Step 3: Cross multiply
    495,193.10x = 742,706.94 × 140,119.16
  4. Step 4: Simplify right side
    495,193.10x = 104,067,472,558.97
  5. Step 5: Solve for x
    x = 104,067,472,558.97/495,193.10
  6. Step 6: Final answer
    x = 210,155.34

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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.