Home / 94,411.11-130,287.33-51,390.77

Finding the Fourth Proportional to 94,411.11, 130,287.33 and 51,390.77

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Solution

The fourth proportional to 94,411.11, 130,287.33 and 51,390.77 is: 70,919.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,411.11 : 130,287.33 = 51,390.77 : x
  2. Step 2: Convert to fraction form
    94,411.11/130,287.33 = 51,390.77/x
  3. Step 3: Cross multiply
    94,411.11x = 130,287.33 × 51,390.77
  4. Step 4: Simplify right side
    94,411.11x = 6,695,566,209.94
  5. Step 5: Solve for x
    x = 6,695,566,209.94/94,411.11
  6. Step 6: Final answer
    x = 70,919.26

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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.