Home / 142,267.04-213,423.60-43,748

Finding the Fourth Proportional to 142,267.04, 213,423.60 and 43,748

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Solution

The fourth proportional to 142,267.04, 213,423.60 and 43,748 is: 65,629.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,267.04 : 213,423.60 = 43,748 : x
  2. Step 2: Convert to fraction form
    142,267.04/213,423.60 = 43,748/x
  3. Step 3: Cross multiply
    142,267.04x = 213,423.60 × 43,748
  4. Step 4: Simplify right side
    142,267.04x = 9,336,855,652.80
  5. Step 5: Solve for x
    x = 9,336,855,652.80/142,267.04
  6. Step 6: Final answer
    x = 65,629.08

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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.