Home / 88,021,035.85-121,462,933.97-48,859,728.11

Finding the Fourth Proportional to 88,021,035.85, 121,462,933.97 and 48,859,728.11

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Solution

The fourth proportional to 88,021,035.85, 121,462,933.97 and 48,859,728.11 is: 67,423,041.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,021,035.85 : 121,462,933.97 = 48,859,728.11 : x
  2. Step 2: Convert to fraction form
    88,021,035.85/121,462,933.97 = 48,859,728.11/x
  3. Step 3: Cross multiply
    88,021,035.85x = 121,462,933.97 × 48,859,728.11
  4. Step 4: Simplify right side
    88,021,035.85x = 5,934,645,929,642,889
  5. Step 5: Solve for x
    x = 5,934,645,929,642,889/88,021,035.85
  6. Step 6: Final answer
    x = 67,423,041.24

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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.