Home / 319,779.32-479,585.40-95,079.24

Finding the Fourth Proportional to 319,779.32, 479,585.40 and 95,079.24

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Solution

The fourth proportional to 319,779.32, 479,585.40 and 95,079.24 is: 142,594.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,779.32 : 479,585.40 = 95,079.24 : x
  2. Step 2: Convert to fraction form
    319,779.32/479,585.40 = 95,079.24/x
  3. Step 3: Cross multiply
    319,779.32x = 479,585.40 × 95,079.24
  4. Step 4: Simplify right side
    319,779.32x = 45,598,615,347.10
  5. Step 5: Solve for x
    x = 45,598,615,347.10/319,779.32
  6. Step 6: Final answer
    x = 142,594.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.