Home / 134,462.10-201,693.15-45,815.70

Finding the Fourth Proportional to 134,462.10, 201,693.15 and 45,815.70

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Solution

The fourth proportional to 134,462.10, 201,693.15 and 45,815.70 is: 68,723.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,462.10 : 201,693.15 = 45,815.70 : x
  2. Step 2: Convert to fraction form
    134,462.10/201,693.15 = 45,815.70/x
  3. Step 3: Cross multiply
    134,462.10x = 201,693.15 × 45,815.70
  4. Step 4: Simplify right side
    134,462.10x = 9,240,712,852.46
  5. Step 5: Solve for x
    x = 9,240,712,852.46/134,462.10
  6. Step 6: Final answer
    x = 68,723.55

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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.