Home / 48,280.10-72,420.15-44,132.90

Finding the Fourth Proportional to 48,280.10, 72,420.15 and 44,132.90

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Solution

The fourth proportional to 48,280.10, 72,420.15 and 44,132.90 is: 66,199.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,280.10 : 72,420.15 = 44,132.90 : x
  2. Step 2: Convert to fraction form
    48,280.10/72,420.15 = 44,132.90/x
  3. Step 3: Cross multiply
    48,280.10x = 72,420.15 × 44,132.90
  4. Step 4: Simplify right side
    48,280.10x = 3,196,111,237.94
  5. Step 5: Solve for x
    x = 3,196,111,237.94/48,280.10
  6. Step 6: Final answer
    x = 66,199.35

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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.