Home / 45,445.52-68,062.48-43,869.06

Finding the Fourth Proportional to 45,445.52, 68,062.48 and 43,869.06

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Solution

The fourth proportional to 45,445.52, 68,062.48 and 43,869.06 is: 65,701.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,445.52 : 68,062.48 = 43,869.06 : x
  2. Step 2: Convert to fraction form
    45,445.52/68,062.48 = 43,869.06/x
  3. Step 3: Cross multiply
    45,445.52x = 68,062.48 × 43,869.06
  4. Step 4: Simplify right side
    45,445.52x = 2,985,836,909.20
  5. Step 5: Solve for x
    x = 2,985,836,909.20/45,445.52
  6. Step 6: Final answer
    x = 65,701.45

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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.