Home / 79,148.04-118,615.08-32,375.40

Finding the Fourth Proportional to 79,148.04, 118,615.08 and 32,375.40

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Solution

The fourth proportional to 79,148.04, 118,615.08 and 32,375.40 is: 48,519.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,148.04 : 118,615.08 = 32,375.40 : x
  2. Step 2: Convert to fraction form
    79,148.04/118,615.08 = 32,375.40/x
  3. Step 3: Cross multiply
    79,148.04x = 118,615.08 × 32,375.40
  4. Step 4: Simplify right side
    79,148.04x = 3,840,210,661.03
  5. Step 5: Solve for x
    x = 3,840,210,661.03/79,148.04
  6. Step 6: Final answer
    x = 48,519.34

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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.