Home / 64,913.32-89,587.20-38,056.96

Finding the Fourth Proportional to 64,913.32, 89,587.20 and 38,056.96

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Solution

The fourth proportional to 64,913.32, 89,587.20 and 38,056.96 is: 52,522.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,913.32 : 89,587.20 = 38,056.96 : x
  2. Step 2: Convert to fraction form
    64,913.32/89,587.20 = 38,056.96/x
  3. Step 3: Cross multiply
    64,913.32x = 89,587.20 × 38,056.96
  4. Step 4: Simplify right side
    64,913.32x = 3,409,416,486.91
  5. Step 5: Solve for x
    x = 3,409,416,486.91/64,913.32
  6. Step 6: Final answer
    x = 52,522.60

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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.