Home / 95,135.28-142,710.84-31,952.40

Finding the Fourth Proportional to 95,135.28, 142,710.84 and 31,952.40

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Solution

The fourth proportional to 95,135.28, 142,710.84 and 31,952.40 is: 47,931.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,135.28 : 142,710.84 = 31,952.40 : x
  2. Step 2: Convert to fraction form
    95,135.28/142,710.84 = 31,952.40/x
  3. Step 3: Cross multiply
    95,135.28x = 142,710.84 × 31,952.40
  4. Step 4: Simplify right side
    95,135.28x = 4,559,953,844.02
  5. Step 5: Solve for x
    x = 4,559,953,844.02/95,135.28
  6. Step 6: Final answer
    x = 47,931.26

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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.