Home / 91,407,248.50-137,121,277.07-33,142,365.38

Finding the Fourth Proportional to 91,407,248.50, 137,121,277.07 and 33,142,365.38

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Solution

The fourth proportional to 91,407,248.50, 137,121,277.07 and 33,142,365.38 is: 49,717,320.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,407,248.50 : 137,121,277.07 = 33,142,365.38 : x
  2. Step 2: Convert to fraction form
    91,407,248.50/137,121,277.07 = 33,142,365.38/x
  3. Step 3: Cross multiply
    91,407,248.50x = 137,121,277.07 × 33,142,365.38
  4. Step 4: Simplify right side
    91,407,248.50x = 4,544,523,465,860,444
  5. Step 5: Solve for x
    x = 4,544,523,465,860,444/91,407,248.50
  6. Step 6: Final answer
    x = 49,717,320.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.