Home / 48,187.40-72,281.10-44,688.20

Finding the Fourth Proportional to 48,187.40, 72,281.10 and 44,688.20

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Solution

The fourth proportional to 48,187.40, 72,281.10 and 44,688.20 is: 67,032.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,187.40 : 72,281.10 = 44,688.20 : x
  2. Step 2: Convert to fraction form
    48,187.40/72,281.10 = 44,688.20/x
  3. Step 3: Cross multiply
    48,187.40x = 72,281.10 × 44,688.20
  4. Step 4: Simplify right side
    48,187.40x = 3,230,112,253.02
  5. Step 5: Solve for x
    x = 3,230,112,253.02/48,187.40
  6. Step 6: Final answer
    x = 67,032.30

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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.