Home / 109,782.33-151,497.63-62,034.65

Finding the Fourth Proportional to 109,782.33, 151,497.63 and 62,034.65

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Solution

The fourth proportional to 109,782.33, 151,497.63 and 62,034.65 is: 85,606.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,782.33 : 151,497.63 = 62,034.65 : x
  2. Step 2: Convert to fraction form
    109,782.33/151,497.63 = 62,034.65/x
  3. Step 3: Cross multiply
    109,782.33x = 151,497.63 × 62,034.65
  4. Step 4: Simplify right side
    109,782.33x = 9,398,102,142.71
  5. Step 5: Solve for x
    x = 9,398,102,142.71/109,782.33
  6. Step 6: Final answer
    x = 85,606.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.