Home / 79,272.02-118,920.34-26,677.40

Finding the Fourth Proportional to 79,272.02, 118,920.34 and 26,677.40

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Solution

The fourth proportional to 79,272.02, 118,920.34 and 26,677.40 is: 40,020.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,272.02 : 118,920.34 = 26,677.40 : x
  2. Step 2: Convert to fraction form
    79,272.02/118,920.34 = 26,677.40/x
  3. Step 3: Cross multiply
    79,272.02x = 118,920.34 × 26,677.40
  4. Step 4: Simplify right side
    79,272.02x = 3,172,485,478.32
  5. Step 5: Solve for x
    x = 3,172,485,478.32/79,272.02
  6. Step 6: Final answer
    x = 40,020.24

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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.