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Finding the Fourth Proportional to 65,127.04, 97,579.12 and 35,565.68

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Solution

The fourth proportional to 65,127.04, 97,579.12 and 35,565.68 is: 53,287.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,127.04 : 97,579.12 = 35,565.68 : x
  2. Step 2: Convert to fraction form
    65,127.04/97,579.12 = 35,565.68/x
  3. Step 3: Cross multiply
    65,127.04x = 97,579.12 × 35,565.68
  4. Step 4: Simplify right side
    65,127.04x = 3,470,467,756.60
  5. Step 5: Solve for x
    x = 3,470,467,756.60/65,127.04
  6. Step 6: Final answer
    x = 53,287.66

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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.