Home / 104,002.02-155,696.84-64,431.90

Finding the Fourth Proportional to 104,002.02, 155,696.84 and 64,431.90

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Solution

The fourth proportional to 104,002.02, 155,696.84 and 64,431.90 is: 96,458.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,002.02 : 155,696.84 = 64,431.90 : x
  2. Step 2: Convert to fraction form
    104,002.02/155,696.84 = 64,431.90/x
  3. Step 3: Cross multiply
    104,002.02x = 155,696.84 × 64,431.90
  4. Step 4: Simplify right side
    104,002.02x = 10,031,843,225.20
  5. Step 5: Solve for x
    x = 10,031,843,225.20/104,002.02
  6. Step 6: Final answer
    x = 96,458.16

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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.