Home / 88,084.18-121,547.95-49,847.22

Finding the Fourth Proportional to 88,084.18, 121,547.95 and 49,847.22

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Solution

The fourth proportional to 88,084.18, 121,547.95 and 49,847.22 is: 68,784.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,084.18 : 121,547.95 = 49,847.22 : x
  2. Step 2: Convert to fraction form
    88,084.18/121,547.95 = 49,847.22/x
  3. Step 3: Cross multiply
    88,084.18x = 121,547.95 × 49,847.22
  4. Step 4: Simplify right side
    88,084.18x = 6,058,827,404.20
  5. Step 5: Solve for x
    x = 6,058,827,404.20/88,084.18
  6. Step 6: Final answer
    x = 68,784.51

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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.