Home / 142,733.07-214,103.07-47,964.60

Finding the Fourth Proportional to 142,733.07, 214,103.07 and 47,964.60

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Solution

The fourth proportional to 142,733.07, 214,103.07 and 47,964.60 is: 71,948.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,733.07 : 214,103.07 = 47,964.60 : x
  2. Step 2: Convert to fraction form
    142,733.07/214,103.07 = 47,964.60/x
  3. Step 3: Cross multiply
    142,733.07x = 214,103.07 × 47,964.60
  4. Step 4: Simplify right side
    142,733.07x = 10,269,368,111.32
  5. Step 5: Solve for x
    x = 10,269,368,111.32/142,733.07
  6. Step 6: Final answer
    x = 71,948.06

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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.