Home / 239,389.16-358,947.66-99,071.24

Finding the Fourth Proportional to 239,389.16, 358,947.66 and 99,071.24

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Solution

The fourth proportional to 239,389.16, 358,947.66 and 99,071.24 is: 148,550.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,389.16 : 358,947.66 = 99,071.24 : x
  2. Step 2: Convert to fraction form
    239,389.16/358,947.66 = 99,071.24/x
  3. Step 3: Cross multiply
    239,389.16x = 358,947.66 × 99,071.24
  4. Step 4: Simplify right side
    239,389.16x = 35,561,389,771.30
  5. Step 5: Solve for x
    x = 35,561,389,771.30/239,389.16
  6. Step 6: Final answer
    x = 148,550.54

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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.