Home / 291,949.60-437,886.67-92,290.13

Finding the Fourth Proportional to 291,949.60, 437,886.67 and 92,290.13

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Solution

The fourth proportional to 291,949.60, 437,886.67 and 92,290.13 is: 138,423.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,949.60 : 437,886.67 = 92,290.13 : x
  2. Step 2: Convert to fraction form
    291,949.60/437,886.67 = 92,290.13/x
  3. Step 3: Cross multiply
    291,949.60x = 437,886.67 × 92,290.13
  4. Step 4: Simplify right side
    291,949.60x = 40,412,617,699.57
  5. Step 5: Solve for x
    x = 40,412,617,699.57/291,949.60
  6. Step 6: Final answer
    x = 138,423.27

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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.