Home / 88,192,374-121,708,540.26-49,035,801.12

Finding the Fourth Proportional to 88,192,374, 121,708,540.26 and 49,035,801.12

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Solution

The fourth proportional to 88,192,374, 121,708,540.26 and 49,035,801.12 is: 67,671,109.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,192,374 : 121,708,540.26 = 49,035,801.12 : x
  2. Step 2: Convert to fraction form
    88,192,374/121,708,540.26 = 49,035,801.12/x
  3. Step 3: Cross multiply
    88,192,374x = 121,708,540.26 × 49,035,801.12
  4. Step 4: Simplify right side
    88,192,374x = 5,968,075,774,794,873
  5. Step 5: Solve for x
    x = 5,968,075,774,794,873/88,192,374
  6. Step 6: Final answer
    x = 67,671,109.24

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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.