Home / 142,922.65-214,314.74-43,064.23

Finding the Fourth Proportional to 142,922.65, 214,314.74 and 43,064.23

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Solution

The fourth proportional to 142,922.65, 214,314.74 and 43,064.23 is: 64,575.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,922.65 : 214,314.74 = 43,064.23 : x
  2. Step 2: Convert to fraction form
    142,922.65/214,314.74 = 43,064.23/x
  3. Step 3: Cross multiply
    142,922.65x = 214,314.74 × 43,064.23
  4. Step 4: Simplify right side
    142,922.65x = 9,229,299,040.43
  5. Step 5: Solve for x
    x = 9,229,299,040.43/142,922.65
  6. Step 6: Final answer
    x = 64,575.48

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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.