Home / 88,430.60-122,036.42-48,146.56

Finding the Fourth Proportional to 88,430.60, 122,036.42 and 48,146.56

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Solution

The fourth proportional to 88,430.60, 122,036.42 and 48,146.56 is: 66,443.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,430.60 : 122,036.42 = 48,146.56 : x
  2. Step 2: Convert to fraction form
    88,430.60/122,036.42 = 48,146.56/x
  3. Step 3: Cross multiply
    88,430.60x = 122,036.42 × 48,146.56
  4. Step 4: Simplify right side
    88,430.60x = 5,875,633,632.99
  5. Step 5: Solve for x
    x = 5,875,633,632.99/88,430.60
  6. Step 6: Final answer
    x = 66,443.44

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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.