Home / 102,764.48-154,152-28,898.24

Finding the Fourth Proportional to 102,764.48, 154,152 and 28,898.24

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Solution

The fourth proportional to 102,764.48, 154,152 and 28,898.24 is: 43,348.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,764.48 : 154,152 = 28,898.24 : x
  2. Step 2: Convert to fraction form
    102,764.48/154,152 = 28,898.24/x
  3. Step 3: Cross multiply
    102,764.48x = 154,152 × 28,898.24
  4. Step 4: Simplify right side
    102,764.48x = 4,454,721,492.48
  5. Step 5: Solve for x
    x = 4,454,721,492.48/102,764.48
  6. Step 6: Final answer
    x = 43,348.84

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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.