Home / 88,921,901.03-122,709,587.88-49,231,200.72

Finding the Fourth Proportional to 88,921,901.03, 122,709,587.88 and 49,231,200.72

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Solution

The fourth proportional to 88,921,901.03, 122,709,587.88 and 49,231,200.72 is: 67,937,597.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,921,901.03 : 122,709,587.88 = 49,231,200.72 : x
  2. Step 2: Convert to fraction form
    88,921,901.03/122,709,587.88 = 49,231,200.72/x
  3. Step 3: Cross multiply
    88,921,901.03x = 122,709,587.88 × 49,231,200.72
  4. Step 4: Simplify right side
    88,921,901.03x = 6,041,140,351,188,759
  5. Step 5: Solve for x
    x = 6,041,140,351,188,759/88,921,901.03
  6. Step 6: Final answer
    x = 67,937,597.84

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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.