Home / 165,041.16-247,522.06-76,209.32

Finding the Fourth Proportional to 165,041.16, 247,522.06 and 76,209.32

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Solution

The fourth proportional to 165,041.16, 247,522.06 and 76,209.32 is: 114,295.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,041.16 : 247,522.06 = 76,209.32 : x
  2. Step 2: Convert to fraction form
    165,041.16/247,522.06 = 76,209.32/x
  3. Step 3: Cross multiply
    165,041.16x = 247,522.06 × 76,209.32
  4. Step 4: Simplify right side
    165,041.16x = 18,863,487,877.60
  5. Step 5: Solve for x
    x = 18,863,487,877.60/165,041.16
  6. Step 6: Final answer
    x = 114,295.66

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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.