Home / 143,397.40-214,901.70-95,877.40

Finding the Fourth Proportional to 143,397.40, 214,901.70 and 95,877.40

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Solution

The fourth proportional to 143,397.40, 214,901.70 and 95,877.40 is: 143,686.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,397.40 : 214,901.70 = 95,877.40 : x
  2. Step 2: Convert to fraction form
    143,397.40/214,901.70 = 95,877.40/x
  3. Step 3: Cross multiply
    143,397.40x = 214,901.70 × 95,877.40
  4. Step 4: Simplify right side
    143,397.40x = 20,604,216,251.58
  5. Step 5: Solve for x
    x = 20,604,216,251.58/143,397.40
  6. Step 6: Final answer
    x = 143,686.12

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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.