Home / 73,972.02-110,957.12-70,385.95

Finding the Fourth Proportional to 73,972.02, 110,957.12 and 70,385.95

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Solution

The fourth proportional to 73,972.02, 110,957.12 and 70,385.95 is: 105,578.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,972.02 : 110,957.12 = 70,385.95 : x
  2. Step 2: Convert to fraction form
    73,972.02/110,957.12 = 70,385.95/x
  3. Step 3: Cross multiply
    73,972.02x = 110,957.12 × 70,385.95
  4. Step 4: Simplify right side
    73,972.02x = 7,809,821,671.14
  5. Step 5: Solve for x
    x = 7,809,821,671.14/73,972.02
  6. Step 6: Final answer
    x = 105,578.05

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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.