Home / 142,060.93-213,035.99-53,266.05

Finding the Fourth Proportional to 142,060.93, 213,035.99 and 53,266.05

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Solution

The fourth proportional to 142,060.93, 213,035.99 and 53,266.05 is: 79,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,060.93 : 213,035.99 = 53,266.05 : x
  2. Step 2: Convert to fraction form
    142,060.93/213,035.99 = 53,266.05/x
  3. Step 3: Cross multiply
    142,060.93x = 213,035.99 × 53,266.05
  4. Step 4: Simplify right side
    142,060.93x = 11,347,585,695.14
  5. Step 5: Solve for x
    x = 11,347,585,695.14/142,060.93
  6. Step 6: Final answer
    x = 79,878.30

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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.