Home / 60,439.26-83,319.54-42,478.52

Finding the Fourth Proportional to 60,439.26, 83,319.54 and 42,478.52

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Solution

The fourth proportional to 60,439.26, 83,319.54 and 42,478.52 is: 58,559.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,439.26 : 83,319.54 = 42,478.52 : x
  2. Step 2: Convert to fraction form
    60,439.26/83,319.54 = 42,478.52/x
  3. Step 3: Cross multiply
    60,439.26x = 83,319.54 × 42,478.52
  4. Step 4: Simplify right side
    60,439.26x = 3,539,290,746.28
  5. Step 5: Solve for x
    x = 3,539,290,746.28/60,439.26
  6. Step 6: Final answer
    x = 58,559.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.