Home / 88,070,191.75-121,537,147.60-48,911,967.35

Finding the Fourth Proportional to 88,070,191.75, 121,537,147.60 and 48,911,967.35

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Solution

The fourth proportional to 88,070,191.75, 121,537,147.60 and 48,911,967.35 is: 67,498,672.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,070,191.75 : 121,537,147.60 = 48,911,967.35 : x
  2. Step 2: Convert to fraction form
    88,070,191.75/121,537,147.60 = 48,911,967.35/x
  3. Step 3: Cross multiply
    88,070,191.75x = 121,537,147.60 × 48,911,967.35
  4. Step 4: Simplify right side
    88,070,191.75x = 5,944,620,995,132,549
  5. Step 5: Solve for x
    x = 5,944,620,995,132,549/88,070,191.75
  6. Step 6: Final answer
    x = 67,498,672.10

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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.