Home / 91,088.10-136,634.31-34,956.18

Finding the Fourth Proportional to 91,088.10, 136,634.31 and 34,956.18

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Solution

The fourth proportional to 91,088.10, 136,634.31 and 34,956.18 is: 52,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,088.10 : 136,634.31 = 34,956.18 : x
  2. Step 2: Convert to fraction form
    91,088.10/136,634.31 = 34,956.18/x
  3. Step 3: Cross multiply
    91,088.10x = 136,634.31 × 34,956.18
  4. Step 4: Simplify right side
    91,088.10x = 4,776,213,534.54
  5. Step 5: Solve for x
    x = 4,776,213,534.54/91,088.10
  6. Step 6: Final answer
    x = 52,435.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.