Home / 63,223.15-87,245.37-34,543.81

Finding the Fourth Proportional to 63,223.15, 87,245.37 and 34,543.81

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Solution

The fourth proportional to 63,223.15, 87,245.37 and 34,543.81 is: 47,669.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,223.15 : 87,245.37 = 34,543.81 : x
  2. Step 2: Convert to fraction form
    63,223.15/87,245.37 = 34,543.81/x
  3. Step 3: Cross multiply
    63,223.15x = 87,245.37 × 34,543.81
  4. Step 4: Simplify right side
    63,223.15x = 3,013,786,875.71
  5. Step 5: Solve for x
    x = 3,013,786,875.71/63,223.15
  6. Step 6: Final answer
    x = 47,669.04

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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.