Home / 63,108.13-87,089.51-34,813.81

Finding the Fourth Proportional to 63,108.13, 87,089.51 and 34,813.81

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Solution

The fourth proportional to 63,108.13, 87,089.51 and 34,813.81 is: 48,043.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,108.13 : 87,089.51 = 34,813.81 : x
  2. Step 2: Convert to fraction form
    63,108.13/87,089.51 = 34,813.81/x
  3. Step 3: Cross multiply
    63,108.13x = 87,089.51 × 34,813.81
  4. Step 4: Simplify right side
    63,108.13x = 3,031,917,480.06
  5. Step 5: Solve for x
    x = 3,031,917,480.06/63,108.13
  6. Step 6: Final answer
    x = 48,043.22

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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.