Home / 165,599.75-248,191.35-89,695.32

Finding the Fourth Proportional to 165,599.75, 248,191.35 and 89,695.32

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Solution

The fourth proportional to 165,599.75, 248,191.35 and 89,695.32 is: 134,430.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,599.75 : 248,191.35 = 89,695.32 : x
  2. Step 2: Convert to fraction form
    165,599.75/248,191.35 = 89,695.32/x
  3. Step 3: Cross multiply
    165,599.75x = 248,191.35 × 89,695.32
  4. Step 4: Simplify right side
    165,599.75x = 22,261,602,559.48
  5. Step 5: Solve for x
    x = 22,261,602,559.48/165,599.75
  6. Step 6: Final answer
    x = 134,430.17

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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.