Home / 291,948.04-437,987.58-92,280.04

Finding the Fourth Proportional to 291,948.04, 437,987.58 and 92,280.04

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Solution

The fourth proportional to 291,948.04, 437,987.58 and 92,280.04 is: 138,440.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,948.04 : 437,987.58 = 92,280.04 : x
  2. Step 2: Convert to fraction form
    291,948.04/437,987.58 = 92,280.04/x
  3. Step 3: Cross multiply
    291,948.04x = 437,987.58 × 92,280.04
  4. Step 4: Simplify right side
    291,948.04x = 40,417,511,401.90
  5. Step 5: Solve for x
    x = 40,417,511,401.90/291,948.04
  6. Step 6: Final answer
    x = 138,440.77

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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.