Home / 94,479.71-130,379.33-51,458.23

Finding the Fourth Proportional to 94,479.71, 130,379.33 and 51,458.23

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Solution

The fourth proportional to 94,479.71, 130,379.33 and 51,458.23 is: 71,010.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,479.71 : 130,379.33 = 51,458.23 : x
  2. Step 2: Convert to fraction form
    94,479.71/130,379.33 = 51,458.23/x
  3. Step 3: Cross multiply
    94,479.71x = 130,379.33 × 51,458.23
  4. Step 4: Simplify right side
    94,479.71x = 6,709,089,353.08
  5. Step 5: Solve for x
    x = 6,709,089,353.08/94,479.71
  6. Step 6: Final answer
    x = 71,010.90

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1.5x scale

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.