Home / 146,928.58-220,384.67-58,191.06

Finding the Fourth Proportional to 146,928.58, 220,384.67 and 58,191.06

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Solution

The fourth proportional to 146,928.58, 220,384.67 and 58,191.06 is: 87,283.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,928.58 : 220,384.67 = 58,191.06 : x
  2. Step 2: Convert to fraction form
    146,928.58/220,384.67 = 58,191.06/x
  3. Step 3: Cross multiply
    146,928.58x = 220,384.67 × 58,191.06
  4. Step 4: Simplify right side
    146,928.58x = 12,824,417,341.86
  5. Step 5: Solve for x
    x = 12,824,417,341.86/146,928.58
  6. Step 6: Final answer
    x = 87,283.34

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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.