Home / 143,117.10-214,675.65-43,292.70

Finding the Fourth Proportional to 143,117.10, 214,675.65 and 43,292.70

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Solution

The fourth proportional to 143,117.10, 214,675.65 and 43,292.70 is: 64,939.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,117.10 : 214,675.65 = 43,292.70 : x
  2. Step 2: Convert to fraction form
    143,117.10/214,675.65 = 43,292.70/x
  3. Step 3: Cross multiply
    143,117.10x = 214,675.65 × 43,292.70
  4. Step 4: Simplify right side
    143,117.10x = 9,293,888,512.76
  5. Step 5: Solve for x
    x = 9,293,888,512.76/143,117.10
  6. Step 6: Final answer
    x = 64,939.05

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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.