Home / 110,260.47-152,245.14-84,726.57

Finding the Fourth Proportional to 110,260.47, 152,245.14 and 84,726.57

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Solution

The fourth proportional to 110,260.47, 152,245.14 and 84,726.57 is: 116,988.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,260.47 : 152,245.14 = 84,726.57 : x
  2. Step 2: Convert to fraction form
    110,260.47/152,245.14 = 84,726.57/x
  3. Step 3: Cross multiply
    110,260.47x = 152,245.14 × 84,726.57
  4. Step 4: Simplify right side
    110,260.47x = 12,899,208,511.37
  5. Step 5: Solve for x
    x = 12,899,208,511.37/110,260.47
  6. Step 6: Final answer
    x = 116,988.51

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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.