Home / 52,041.32-77,980.20-40,224.02

Finding the Fourth Proportional to 52,041.32, 77,980.20 and 40,224.02

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Solution

The fourth proportional to 52,041.32, 77,980.20 and 40,224.02 is: 60,272.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,041.32 : 77,980.20 = 40,224.02 : x
  2. Step 2: Convert to fraction form
    52,041.32/77,980.20 = 40,224.02/x
  3. Step 3: Cross multiply
    52,041.32x = 77,980.20 × 40,224.02
  4. Step 4: Simplify right side
    52,041.32x = 3,136,676,734.50
  5. Step 5: Solve for x
    x = 3,136,676,734.50/52,041.32
  6. Step 6: Final answer
    x = 60,272.82

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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.