Home / 142,024.62-213,008.31-52,036.68

Finding the Fourth Proportional to 142,024.62, 213,008.31 and 52,036.68

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Solution

The fourth proportional to 142,024.62, 213,008.31 and 52,036.68 is: 78,044.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,024.62 : 213,008.31 = 52,036.68 : x
  2. Step 2: Convert to fraction form
    142,024.62/213,008.31 = 52,036.68/x
  3. Step 3: Cross multiply
    142,024.62x = 213,008.31 × 52,036.68
  4. Step 4: Simplify right side
    142,024.62x = 11,084,245,264.81
  5. Step 5: Solve for x
    x = 11,084,245,264.81/142,024.62
  6. Step 6: Final answer
    x = 78,044.53

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1.5x scale

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.