Home / 63,130.05-87,119.37-34,835.72

Finding the Fourth Proportional to 63,130.05, 87,119.37 and 34,835.72

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Solution

The fourth proportional to 63,130.05, 87,119.37 and 34,835.72 is: 48,073.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,130.05 : 87,119.37 = 34,835.72 : x
  2. Step 2: Convert to fraction form
    63,130.05/87,119.37 = 34,835.72/x
  3. Step 3: Cross multiply
    63,130.05x = 87,119.37 × 34,835.72
  4. Step 4: Simplify right side
    63,130.05x = 3,034,865,544.30
  5. Step 5: Solve for x
    x = 3,034,865,544.30/63,130.05
  6. Step 6: Final answer
    x = 48,073.23

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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.