Home / 166,207.44-249,172.38-77,415.24

Finding the Fourth Proportional to 166,207.44, 249,172.38 and 77,415.24

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Solution

The fourth proportional to 166,207.44, 249,172.38 and 77,415.24 is: 116,058.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,207.44 : 249,172.38 = 77,415.24 : x
  2. Step 2: Convert to fraction form
    166,207.44/249,172.38 = 77,415.24/x
  3. Step 3: Cross multiply
    166,207.44x = 249,172.38 × 77,415.24
  4. Step 4: Simplify right side
    166,207.44x = 19,289,739,599.07
  5. Step 5: Solve for x
    x = 19,289,739,599.07/166,207.44
  6. Step 6: Final answer
    x = 116,058.22

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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.