Home / 142,761.10-214,141.65-44,252.30

Finding the Fourth Proportional to 142,761.10, 214,141.65 and 44,252.30

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Solution

The fourth proportional to 142,761.10, 214,141.65 and 44,252.30 is: 66,378.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,761.10 : 214,141.65 = 44,252.30 : x
  2. Step 2: Convert to fraction form
    142,761.10/214,141.65 = 44,252.30/x
  3. Step 3: Cross multiply
    142,761.10x = 214,141.65 × 44,252.30
  4. Step 4: Simplify right side
    142,761.10x = 9,476,260,538.30
  5. Step 5: Solve for x
    x = 9,476,260,538.30/142,761.10
  6. Step 6: Final answer
    x = 66,378.45

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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.