Home / 142,055.24-213,132.54-63,161.96

Finding the Fourth Proportional to 142,055.24, 213,132.54 and 63,161.96

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Solution

The fourth proportional to 142,055.24, 213,132.54 and 63,161.96 is: 94,765.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,055.24 : 213,132.54 = 63,161.96 : x
  2. Step 2: Convert to fraction form
    142,055.24/213,132.54 = 63,161.96/x
  3. Step 3: Cross multiply
    142,055.24x = 213,132.54 × 63,161.96
  4. Step 4: Simplify right side
    142,055.24x = 13,461,868,966.18
  5. Step 5: Solve for x
    x = 13,461,868,966.18/142,055.24
  6. Step 6: Final answer
    x = 94,765.03

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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.