Home / 117,897.17-162,337.77-88,867.71

Finding the Fourth Proportional to 117,897.17, 162,337.77 and 88,867.71

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Solution

The fourth proportional to 117,897.17, 162,337.77 and 88,867.71 is: 122,365.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,897.17 : 162,337.77 = 88,867.71 : x
  2. Step 2: Convert to fraction form
    117,897.17/162,337.77 = 88,867.71/x
  3. Step 3: Cross multiply
    117,897.17x = 162,337.77 × 88,867.71
  4. Step 4: Simplify right side
    117,897.17x = 14,426,585,866.41
  5. Step 5: Solve for x
    x = 14,426,585,866.41/117,897.17
  6. Step 6: Final answer
    x = 122,365.84

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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.