Home / 142,818.04-214,257.10-54,069.58

Finding the Fourth Proportional to 142,818.04, 214,257.10 and 54,069.58

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Solution

The fourth proportional to 142,818.04, 214,257.10 and 54,069.58 is: 81,115.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,818.04 : 214,257.10 = 54,069.58 : x
  2. Step 2: Convert to fraction form
    142,818.04/214,257.10 = 54,069.58/x
  3. Step 3: Cross multiply
    142,818.04x = 214,257.10 × 54,069.58
  4. Step 4: Simplify right side
    142,818.04x = 11,584,791,409.02
  5. Step 5: Solve for x
    x = 11,584,791,409.02/142,818.04
  6. Step 6: Final answer
    x = 81,115.74

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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.