Home / 110,386-152,332.68-60,085.36

Finding the Fourth Proportional to 110,386, 152,332.68 and 60,085.36

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Solution

The fourth proportional to 110,386, 152,332.68 and 60,085.36 is: 82,917.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,386 : 152,332.68 = 60,085.36 : x
  2. Step 2: Convert to fraction form
    110,386/152,332.68 = 60,085.36/x
  3. Step 3: Cross multiply
    110,386x = 152,332.68 × 60,085.36
  4. Step 4: Simplify right side
    110,386x = 9,152,963,917.56
  5. Step 5: Solve for x
    x = 9,152,963,917.56/110,386
  6. Step 6: Final answer
    x = 82,917.80

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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.