Home / 142,110.56-213,177.18-82,952.21

Finding the Fourth Proportional to 142,110.56, 213,177.18 and 82,952.21

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Solution

The fourth proportional to 142,110.56, 213,177.18 and 82,952.21 is: 124,434.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,110.56 : 213,177.18 = 82,952.21 : x
  2. Step 2: Convert to fraction form
    142,110.56/213,177.18 = 82,952.21/x
  3. Step 3: Cross multiply
    142,110.56x = 213,177.18 × 82,952.21
  4. Step 4: Simplify right side
    142,110.56x = 17,683,518,202.57
  5. Step 5: Solve for x
    x = 17,683,518,202.57/142,110.56
  6. Step 6: Final answer
    x = 124,434.93

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1.5x scale

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.