Home / 94,312.90-130,150.77-51,872.02

Finding the Fourth Proportional to 94,312.90, 130,150.77 and 51,872.02

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Solution

The fourth proportional to 94,312.90, 130,150.77 and 51,872.02 is: 71,582.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,312.90 : 130,150.77 = 51,872.02 : x
  2. Step 2: Convert to fraction form
    94,312.90/130,150.77 = 51,872.02/x
  3. Step 3: Cross multiply
    94,312.90x = 130,150.77 × 51,872.02
  4. Step 4: Simplify right side
    94,312.90x = 6,751,183,344.46
  5. Step 5: Solve for x
    x = 6,751,183,344.46/94,312.90
  6. Step 6: Final answer
    x = 71,582.82

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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.