Home / 88,314.51-121,873.43-48,028.17

Finding the Fourth Proportional to 88,314.51, 121,873.43 and 48,028.17

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Solution

The fourth proportional to 88,314.51, 121,873.43 and 48,028.17 is: 66,278.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,314.51 : 121,873.43 = 48,028.17 : x
  2. Step 2: Convert to fraction form
    88,314.51/121,873.43 = 48,028.17/x
  3. Step 3: Cross multiply
    88,314.51x = 121,873.43 × 48,028.17
  4. Step 4: Simplify right side
    88,314.51x = 5,853,357,814.52
  5. Step 5: Solve for x
    x = 5,853,357,814.52/88,314.51
  6. Step 6: Final answer
    x = 66,278.55

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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.