Home / 88,741,074.56-133,717,335.04-72,921,404.59

Finding the Fourth Proportional to 88,741,074.56, 133,717,335.04 and 72,921,404.59

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Solution

The fourth proportional to 88,741,074.56, 133,717,335.04 and 72,921,404.59 is: 109,879,849.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,741,074.56 : 133,717,335.04 = 72,921,404.59 : x
  2. Step 2: Convert to fraction form
    88,741,074.56/133,717,335.04 = 72,921,404.59/x
  3. Step 3: Cross multiply
    88,741,074.56x = 133,717,335.04 × 72,921,404.59
  4. Step 4: Simplify right side
    88,741,074.56x = 9,750,855,888,905,284
  5. Step 5: Solve for x
    x = 9,750,855,888,905,284/88,741,074.56
  6. Step 6: Final answer
    x = 109,879,849.19

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.