Home / 94,867.74-142,316.19-31,668.30

Finding the Fourth Proportional to 94,867.74, 142,316.19 and 31,668.30

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Solution

The fourth proportional to 94,867.74, 142,316.19 and 31,668.30 is: 47,507.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,867.74 : 142,316.19 = 31,668.30 : x
  2. Step 2: Convert to fraction form
    94,867.74/142,316.19 = 31,668.30/x
  3. Step 3: Cross multiply
    94,867.74x = 142,316.19 × 31,668.30
  4. Step 4: Simplify right side
    94,867.74x = 4,506,911,799.78
  5. Step 5: Solve for x
    x = 4,506,911,799.78/94,867.74
  6. Step 6: Final answer
    x = 47,507.32

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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.