Home / 239,429.16-359,141.58-91,685.16

Finding the Fourth Proportional to 239,429.16, 359,141.58 and 91,685.16

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Solution

The fourth proportional to 239,429.16, 359,141.58 and 91,685.16 is: 137,526.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,429.16 : 359,141.58 = 91,685.16 : x
  2. Step 2: Convert to fraction form
    239,429.16/359,141.58 = 91,685.16/x
  3. Step 3: Cross multiply
    239,429.16x = 359,141.58 × 91,685.16
  4. Step 4: Simplify right side
    239,429.16x = 32,927,953,224.95
  5. Step 5: Solve for x
    x = 32,927,953,224.95/239,429.16
  6. Step 6: Final answer
    x = 137,526.91

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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.