Home / 162,225.33-243,178.07-56,970.49

Finding the Fourth Proportional to 162,225.33, 243,178.07 and 56,970.49

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Solution

The fourth proportional to 162,225.33, 243,178.07 and 56,970.49 is: 85,399.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,225.33 : 243,178.07 = 56,970.49 : x
  2. Step 2: Convert to fraction form
    162,225.33/243,178.07 = 56,970.49/x
  3. Step 3: Cross multiply
    162,225.33x = 243,178.07 × 56,970.49
  4. Step 4: Simplify right side
    162,225.33x = 13,853,973,126.00
  5. Step 5: Solve for x
    x = 13,853,973,126.00/162,225.33
  6. Step 6: Final answer
    x = 85,399.57

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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.