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Finding the Fourth Proportional to 162,352.96, 243,559.68 and 57,238.72

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Solution

The fourth proportional to 162,352.96, 243,559.68 and 57,238.72 is: 85,868.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,352.96 : 243,559.68 = 57,238.72 : x
  2. Step 2: Convert to fraction form
    162,352.96/243,559.68 = 57,238.72/x
  3. Step 3: Cross multiply
    162,352.96x = 243,559.68 × 57,238.72
  4. Step 4: Simplify right side
    162,352.96x = 13,941,044,326.81
  5. Step 5: Solve for x
    x = 13,941,044,326.81/162,352.96
  6. Step 6: Final answer
    x = 85,868.74

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1.5x scale

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.