Home / 158,711.16-237,702.06-91,986.24

Finding the Fourth Proportional to 158,711.16, 237,702.06 and 91,986.24

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Solution

The fourth proportional to 158,711.16, 237,702.06 and 91,986.24 is: 137,768.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,711.16 : 237,702.06 = 91,986.24 : x
  2. Step 2: Convert to fraction form
    158,711.16/237,702.06 = 91,986.24/x
  3. Step 3: Cross multiply
    158,711.16x = 237,702.06 × 91,986.24
  4. Step 4: Simplify right side
    158,711.16x = 21,865,318,739.65
  5. Step 5: Solve for x
    x = 21,865,318,739.65/158,711.16
  6. Step 6: Final answer
    x = 137,768.00

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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.