Home / 92,662,258.76-139,031,937.66-40,820,327.72

Finding the Fourth Proportional to 92,662,258.76, 139,031,937.66 and 40,820,327.72

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Solution

The fourth proportional to 92,662,258.76, 139,031,937.66 and 40,820,327.72 is: 61,247,473.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,662,258.76 : 139,031,937.66 = 40,820,327.72 : x
  2. Step 2: Convert to fraction form
    92,662,258.76/139,031,937.66 = 40,820,327.72/x
  3. Step 3: Cross multiply
    92,662,258.76x = 139,031,937.66 × 40,820,327.72
  4. Step 4: Simplify right side
    92,662,258.76x = 5,675,329,258,827,810
  5. Step 5: Solve for x
    x = 5,675,329,258,827,810/92,662,258.76
  6. Step 6: Final answer
    x = 61,247,473.73

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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.