Home / 88,077.17-121,547.18-47,791.22

Finding the Fourth Proportional to 88,077.17, 121,547.18 and 47,791.22

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Solution

The fourth proportional to 88,077.17, 121,547.18 and 47,791.22 is: 65,952.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,077.17 : 121,547.18 = 47,791.22 : x
  2. Step 2: Convert to fraction form
    88,077.17/121,547.18 = 47,791.22/x
  3. Step 3: Cross multiply
    88,077.17x = 121,547.18 × 47,791.22
  4. Step 4: Simplify right side
    88,077.17x = 5,808,887,531.50
  5. Step 5: Solve for x
    x = 5,808,887,531.50/88,077.17
  6. Step 6: Final answer
    x = 65,952.25

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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.