Home / 155,096.16-214,030.80-88,023.84

Finding the Fourth Proportional to 155,096.16, 214,030.80 and 88,023.84

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Solution

The fourth proportional to 155,096.16, 214,030.80 and 88,023.84 is: 121,471.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,096.16 : 214,030.80 = 88,023.84 : x
  2. Step 2: Convert to fraction form
    155,096.16/214,030.80 = 88,023.84/x
  3. Step 3: Cross multiply
    155,096.16x = 214,030.80 × 88,023.84
  4. Step 4: Simplify right side
    155,096.16x = 18,839,812,894.27
  5. Step 5: Solve for x
    x = 18,839,812,894.27/155,096.16
  6. Step 6: Final answer
    x = 121,471.82

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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.