Home / 88,089.95-121,570.11-49,849.52

Finding the Fourth Proportional to 88,089.95, 121,570.11 and 49,849.52

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Solution

The fourth proportional to 88,089.95, 121,570.11 and 49,849.52 is: 68,795.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,089.95 : 121,570.11 = 49,849.52 : x
  2. Step 2: Convert to fraction form
    88,089.95/121,570.11 = 49,849.52/x
  3. Step 3: Cross multiply
    88,089.95x = 121,570.11 × 49,849.52
  4. Step 4: Simplify right side
    88,089.95x = 6,060,211,022.00
  5. Step 5: Solve for x
    x = 6,060,211,022.00/88,089.95
  6. Step 6: Final answer
    x = 68,795.72

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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.