Home / 147,176.80-220,657.20-58,386.40

Finding the Fourth Proportional to 147,176.80, 220,657.20 and 58,386.40

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Solution

The fourth proportional to 147,176.80, 220,657.20 and 58,386.40 is: 87,536.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,176.80 : 220,657.20 = 58,386.40 : x
  2. Step 2: Convert to fraction form
    147,176.80/220,657.20 = 58,386.40/x
  3. Step 3: Cross multiply
    147,176.80x = 220,657.20 × 58,386.40
  4. Step 4: Simplify right side
    147,176.80x = 12,883,379,542.08
  5. Step 5: Solve for x
    x = 12,883,379,542.08/147,176.80
  6. Step 6: Final answer
    x = 87,536.76

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.