Home / 72,384.08-108,577.48-22,465.80

Finding the Fourth Proportional to 72,384.08, 108,577.48 and 22,465.80

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Solution

The fourth proportional to 72,384.08, 108,577.48 and 22,465.80 is: 33,699.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,384.08 : 108,577.48 = 22,465.80 : x
  2. Step 2: Convert to fraction form
    72,384.08/108,577.48 = 22,465.80/x
  3. Step 3: Cross multiply
    72,384.08x = 108,577.48 × 22,465.80
  4. Step 4: Simplify right side
    72,384.08x = 2,439,279,950.18
  5. Step 5: Solve for x
    x = 2,439,279,950.18/72,384.08
  6. Step 6: Final answer
    x = 33,699.12

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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.