Home / 239,354.70-359,041.16-89,579.22

Finding the Fourth Proportional to 239,354.70, 359,041.16 and 89,579.22

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Solution

The fourth proportional to 239,354.70, 359,041.16 and 89,579.22 is: 134,372.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,354.70 : 359,041.16 = 89,579.22 : x
  2. Step 2: Convert to fraction form
    239,354.70/359,041.16 = 89,579.22/x
  3. Step 3: Cross multiply
    239,354.70x = 359,041.16 × 89,579.22
  4. Step 4: Simplify right side
    239,354.70x = 32,162,626,822.07
  5. Step 5: Solve for x
    x = 32,162,626,822.07/239,354.70
  6. Step 6: Final answer
    x = 134,372.24

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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.