Home / 88,430.73-122,036.96-48,145.17

Finding the Fourth Proportional to 88,430.73, 122,036.96 and 48,145.17

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Solution

The fourth proportional to 88,430.73, 122,036.96 and 48,145.17 is: 66,441.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,430.73 : 122,036.96 = 48,145.17 : x
  2. Step 2: Convert to fraction form
    88,430.73/122,036.96 = 48,145.17/x
  3. Step 3: Cross multiply
    88,430.73x = 122,036.96 × 48,145.17
  4. Step 4: Simplify right side
    88,430.73x = 5,875,490,185.48
  5. Step 5: Solve for x
    x = 5,875,490,185.48/88,430.73
  6. Step 6: Final answer
    x = 66,441.72

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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.