Home / 45,818.40-68,703.30-16,237.20

Finding the Fourth Proportional to 45,818.40, 68,703.30 and 16,237.20

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Solution

The fourth proportional to 45,818.40, 68,703.30 and 16,237.20 is: 24,347.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,818.40 : 68,703.30 = 16,237.20 : x
  2. Step 2: Convert to fraction form
    45,818.40/68,703.30 = 16,237.20/x
  3. Step 3: Cross multiply
    45,818.40x = 68,703.30 × 16,237.20
  4. Step 4: Simplify right side
    45,818.40x = 1,115,549,222.76
  5. Step 5: Solve for x
    x = 1,115,549,222.76/45,818.40
  6. Step 6: Final answer
    x = 24,347.19

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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.