Home / 64,526.95-89,079.56-40,341.34

Finding the Fourth Proportional to 64,526.95, 89,079.56 and 40,341.34

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Solution

The fourth proportional to 64,526.95, 89,079.56 and 40,341.34 is: 55,691.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,526.95 : 89,079.56 = 40,341.34 : x
  2. Step 2: Convert to fraction form
    64,526.95/89,079.56 = 40,341.34/x
  3. Step 3: Cross multiply
    64,526.95x = 89,079.56 × 40,341.34
  4. Step 4: Simplify right side
    64,526.95x = 3,593,588,817.01
  5. Step 5: Solve for x
    x = 3,593,588,817.01/64,526.95
  6. Step 6: Final answer
    x = 55,691.29

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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.