Home / 88,438.64-122,041.49-48,152.57

Finding the Fourth Proportional to 88,438.64, 122,041.49 and 48,152.57

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Solution

The fourth proportional to 88,438.64, 122,041.49 and 48,152.57 is: 66,448.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,438.64 : 122,041.49 = 48,152.57 : x
  2. Step 2: Convert to fraction form
    88,438.64/122,041.49 = 48,152.57/x
  3. Step 3: Cross multiply
    88,438.64x = 122,041.49 × 48,152.57
  4. Step 4: Simplify right side
    88,438.64x = 5,876,610,539.16
  5. Step 5: Solve for x
    x = 5,876,610,539.16/88,438.64
  6. Step 6: Final answer
    x = 66,448.45

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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.