Home / 88,509.01-122,143.83-48,222.76

Finding the Fourth Proportional to 88,509.01, 122,143.83 and 48,222.76

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Solution

The fourth proportional to 88,509.01, 122,143.83 and 48,222.76 is: 66,548.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,509.01 : 122,143.83 = 48,222.76 : x
  2. Step 2: Convert to fraction form
    88,509.01/122,143.83 = 48,222.76/x
  3. Step 3: Cross multiply
    88,509.01x = 122,143.83 × 48,222.76
  4. Step 4: Simplify right side
    88,509.01x = 5,890,112,599.57
  5. Step 5: Solve for x
    x = 5,890,112,599.57/88,509.01
  6. Step 6: Final answer
    x = 66,548.17

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1.5x scale

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.