Home / 92,798.43-128,062.14-50,356.95

Finding the Fourth Proportional to 92,798.43, 128,062.14 and 50,356.95

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Solution

The fourth proportional to 92,798.43, 128,062.14 and 50,356.95 is: 69,492.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,798.43 : 128,062.14 = 50,356.95 : x
  2. Step 2: Convert to fraction form
    92,798.43/128,062.14 = 50,356.95/x
  3. Step 3: Cross multiply
    92,798.43x = 128,062.14 × 50,356.95
  4. Step 4: Simplify right side
    92,798.43x = 6,448,818,780.87
  5. Step 5: Solve for x
    x = 6,448,818,780.87/92,798.43
  6. Step 6: Final answer
    x = 69,492.76

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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.