Home / 162,228.85-223,559.66-116,821.11

Finding the Fourth Proportional to 162,228.85, 223,559.66 and 116,821.11

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Solution

The fourth proportional to 162,228.85, 223,559.66 and 116,821.11 is: 160,985.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,228.85 : 223,559.66 = 116,821.11 : x
  2. Step 2: Convert to fraction form
    162,228.85/223,559.66 = 116,821.11/x
  3. Step 3: Cross multiply
    162,228.85x = 223,559.66 × 116,821.11
  4. Step 4: Simplify right side
    162,228.85x = 26,116,487,641.22
  5. Step 5: Solve for x
    x = 26,116,487,641.22/162,228.85
  6. Step 6: Final answer
    x = 160,985.47

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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.