Home / 92,103,105.42-127,113,430.91-52,420,284.49

Finding the Fourth Proportional to 92,103,105.42, 127,113,430.91 and 52,420,284.49

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Solution

The fourth proportional to 92,103,105.42, 127,113,430.91 and 52,420,284.49 is: 72,346,335.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,103,105.42 : 127,113,430.91 = 52,420,284.49 : x
  2. Step 2: Convert to fraction form
    92,103,105.42/127,113,430.91 = 52,420,284.49/x
  3. Step 3: Cross multiply
    92,103,105.42x = 127,113,430.91 × 52,420,284.49
  4. Step 4: Simplify right side
    92,103,105.42x = 6,663,322,210,353,325
  5. Step 5: Solve for x
    x = 6,663,322,210,353,325/92,103,105.42
  6. Step 6: Final answer
    x = 72,346,335.99

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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.