Home / 48,343.40-72,677.10-41,928.20

Finding the Fourth Proportional to 48,343.40, 72,677.10 and 41,928.20

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Solution

The fourth proportional to 48,343.40, 72,677.10 and 41,928.20 is: 63,032.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,343.40 : 72,677.10 = 41,928.20 : x
  2. Step 2: Convert to fraction form
    48,343.40/72,677.10 = 41,928.20/x
  3. Step 3: Cross multiply
    48,343.40x = 72,677.10 × 41,928.20
  4. Step 4: Simplify right side
    48,343.40x = 3,047,219,984.22
  5. Step 5: Solve for x
    x = 3,047,219,984.22/48,343.40
  6. Step 6: Final answer
    x = 63,032.80

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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.