Home / 64,956.42-89,638.12-36,275.29

Finding the Fourth Proportional to 64,956.42, 89,638.12 and 36,275.29

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Solution

The fourth proportional to 64,956.42, 89,638.12 and 36,275.29 is: 50,058.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,956.42 : 89,638.12 = 36,275.29 : x
  2. Step 2: Convert to fraction form
    64,956.42/89,638.12 = 36,275.29/x
  3. Step 3: Cross multiply
    64,956.42x = 89,638.12 × 36,275.29
  4. Step 4: Simplify right side
    64,956.42x = 3,251,648,619.30
  5. Step 5: Solve for x
    x = 3,251,648,619.30/64,956.42
  6. Step 6: Final answer
    x = 50,058.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.