Home / 142,267.39-213,430.55-58,027.79

Finding the Fourth Proportional to 142,267.39, 213,430.55 and 58,027.79

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Solution

The fourth proportional to 142,267.39, 213,430.55 and 58,027.79 is: 87,053.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,267.39 : 213,430.55 = 58,027.79 : x
  2. Step 2: Convert to fraction form
    142,267.39/213,430.55 = 58,027.79/x
  3. Step 3: Cross multiply
    142,267.39x = 213,430.55 × 58,027.79
  4. Step 4: Simplify right side
    142,267.39x = 12,384,903,378.42
  5. Step 5: Solve for x
    x = 12,384,903,378.42/142,267.39
  6. Step 6: Final answer
    x = 87,053.71

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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.