Home / 73,385.28-101,271.60-39,851.04

Finding the Fourth Proportional to 73,385.28, 101,271.60 and 39,851.04

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Solution

The fourth proportional to 73,385.28, 101,271.60 and 39,851.04 is: 54,994.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,385.28 : 101,271.60 = 39,851.04 : x
  2. Step 2: Convert to fraction form
    73,385.28/101,271.60 = 39,851.04/x
  3. Step 3: Cross multiply
    73,385.28x = 101,271.60 × 39,851.04
  4. Step 4: Simplify right side
    73,385.28x = 4,035,778,582.46
  5. Step 5: Solve for x
    x = 4,035,778,582.46/73,385.28
  6. Step 6: Final answer
    x = 54,994.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.