Home / 57,114.60-85,671.90-42,352.35

Finding the Fourth Proportional to 57,114.60, 85,671.90 and 42,352.35

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Solution

The fourth proportional to 57,114.60, 85,671.90 and 42,352.35 is: 63,528.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,114.60 : 85,671.90 = 42,352.35 : x
  2. Step 2: Convert to fraction form
    57,114.60/85,671.90 = 42,352.35/x
  3. Step 3: Cross multiply
    57,114.60x = 85,671.90 × 42,352.35
  4. Step 4: Simplify right side
    57,114.60x = 3,628,406,293.97
  5. Step 5: Solve for x
    x = 3,628,406,293.97/57,114.60
  6. Step 6: Final answer
    x = 63,528.53

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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.