Home / 146,364.60-219,620.67-57,681.75

Finding the Fourth Proportional to 146,364.60, 219,620.67 and 57,681.75

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Solution

The fourth proportional to 146,364.60, 219,620.67 and 57,681.75 is: 86,551.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,364.60 : 219,620.67 = 57,681.75 : x
  2. Step 2: Convert to fraction form
    146,364.60/219,620.67 = 57,681.75/x
  3. Step 3: Cross multiply
    146,364.60x = 219,620.67 × 57,681.75
  4. Step 4: Simplify right side
    146,364.60x = 12,668,104,581.77
  5. Step 5: Solve for x
    x = 12,668,104,581.77/146,364.60
  6. Step 6: Final answer
    x = 86,551.70

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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.