Home / 142,387.37-213,605.66-58,193.34

Finding the Fourth Proportional to 142,387.37, 213,605.66 and 58,193.34

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Solution

The fourth proportional to 142,387.37, 213,605.66 and 58,193.34 is: 87,300.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,387.37 : 213,605.66 = 58,193.34 : x
  2. Step 2: Convert to fraction form
    142,387.37/213,605.66 = 58,193.34/x
  3. Step 3: Cross multiply
    142,387.37x = 213,605.66 × 58,193.34
  4. Step 4: Simplify right side
    142,387.37x = 12,430,425,815.43
  5. Step 5: Solve for x
    x = 12,430,425,815.43/142,387.37
  6. Step 6: Final answer
    x = 87,300.06

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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.