Home / 166,034.48-249,050.91-77,239.04

Finding the Fourth Proportional to 166,034.48, 249,050.91 and 77,239.04

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Solution

The fourth proportional to 166,034.48, 249,050.91 and 77,239.04 is: 115,858.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,034.48 : 249,050.91 = 77,239.04 : x
  2. Step 2: Convert to fraction form
    166,034.48/249,050.91 = 77,239.04/x
  3. Step 3: Cross multiply
    166,034.48x = 249,050.91 × 77,239.04
  4. Step 4: Simplify right side
    166,034.48x = 19,236,453,199.53
  5. Step 5: Solve for x
    x = 19,236,453,199.53/166,034.48
  6. Step 6: Final answer
    x = 115,858.18

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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.