Home / 142,677.11-214,024.89-47,903.46

Finding the Fourth Proportional to 142,677.11, 214,024.89 and 47,903.46

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Solution

The fourth proportional to 142,677.11, 214,024.89 and 47,903.46 is: 71,858.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,677.11 : 214,024.89 = 47,903.46 : x
  2. Step 2: Convert to fraction form
    142,677.11/214,024.89 = 47,903.46/x
  3. Step 3: Cross multiply
    142,677.11x = 214,024.89 × 47,903.46
  4. Step 4: Simplify right side
    142,677.11x = 10,252,533,403.25
  5. Step 5: Solve for x
    x = 10,252,533,403.25/142,677.11
  6. Step 6: Final answer
    x = 71,858.29

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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.