Home / 165,964.68-249,045.47-155,456.84

Finding the Fourth Proportional to 165,964.68, 249,045.47 and 155,456.84

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Solution

The fourth proportional to 165,964.68, 249,045.47 and 155,456.84 is: 233,277.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,964.68 : 249,045.47 = 155,456.84 : x
  2. Step 2: Convert to fraction form
    165,964.68/249,045.47 = 155,456.84/x
  3. Step 3: Cross multiply
    165,964.68x = 249,045.47 × 155,456.84
  4. Step 4: Simplify right side
    165,964.68x = 38,715,819,760.00
  5. Step 5: Solve for x
    x = 38,715,819,760.00/165,964.68
  6. Step 6: Final answer
    x = 233,277.46

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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.