Home / 162,191.93-243,261.48-56,986.34

Finding the Fourth Proportional to 162,191.93, 243,261.48 and 56,986.34

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Solution

The fourth proportional to 162,191.93, 243,261.48 and 56,986.34 is: 85,470.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,191.93 : 243,261.48 = 56,986.34 : x
  2. Step 2: Convert to fraction form
    162,191.93/243,261.48 = 56,986.34/x
  3. Step 3: Cross multiply
    162,191.93x = 243,261.48 × 56,986.34
  4. Step 4: Simplify right side
    162,191.93x = 13,862,581,408.18
  5. Step 5: Solve for x
    x = 13,862,581,408.18/162,191.93
  6. Step 6: Final answer
    x = 85,470.23

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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.