Home / 64,748.13-89,366.18-43,515.08

Finding the Fourth Proportional to 64,748.13, 89,366.18 and 43,515.08

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Solution

The fourth proportional to 64,748.13, 89,366.18 and 43,515.08 is: 60,060.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,748.13 : 89,366.18 = 43,515.08 : x
  2. Step 2: Convert to fraction form
    64,748.13/89,366.18 = 43,515.08/x
  3. Step 3: Cross multiply
    64,748.13x = 89,366.18 × 43,515.08
  4. Step 4: Simplify right side
    64,748.13x = 3,888,776,477.83
  5. Step 5: Solve for x
    x = 3,888,776,477.83/64,748.13
  6. Step 6: Final answer
    x = 60,060.06

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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.