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Finding the Fourth Proportional to 64,015.40, 96,051.90 and 22,492.20

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Solution

The fourth proportional to 64,015.40, 96,051.90 and 22,492.20 is: 33,748.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,015.40 : 96,051.90 = 22,492.20 : x
  2. Step 2: Convert to fraction form
    64,015.40/96,051.90 = 22,492.20/x
  3. Step 3: Cross multiply
    64,015.40x = 96,051.90 × 22,492.20
  4. Step 4: Simplify right side
    64,015.40x = 2,160,418,545.18
  5. Step 5: Solve for x
    x = 2,160,418,545.18/64,015.40
  6. Step 6: Final answer
    x = 33,748.42

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1.5x scale

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.