Home / 166,279.36-249,276.48-61,044.16

Finding the Fourth Proportional to 166,279.36, 249,276.48 and 61,044.16

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Solution

The fourth proportional to 166,279.36, 249,276.48 and 61,044.16 is: 91,513.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,279.36 : 249,276.48 = 61,044.16 : x
  2. Step 2: Convert to fraction form
    166,279.36/249,276.48 = 61,044.16/x
  3. Step 3: Cross multiply
    166,279.36x = 249,276.48 × 61,044.16
  4. Step 4: Simplify right side
    166,279.36x = 15,216,873,329.36
  5. Step 5: Solve for x
    x = 15,216,873,329.36/166,279.36
  6. Step 6: Final answer
    x = 91,513.90

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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.