Home / 145,054.46-217,591.86-60,729.51

Finding the Fourth Proportional to 145,054.46, 217,591.86 and 60,729.51

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Solution

The fourth proportional to 145,054.46, 217,591.86 and 60,729.51 is: 91,098.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,054.46 : 217,591.86 = 60,729.51 : x
  2. Step 2: Convert to fraction form
    145,054.46/217,591.86 = 60,729.51/x
  3. Step 3: Cross multiply
    145,054.46x = 217,591.86 × 60,729.51
  4. Step 4: Simplify right side
    145,054.46x = 13,214,247,037.79
  5. Step 5: Solve for x
    x = 13,214,247,037.79/145,054.46
  6. Step 6: Final answer
    x = 91,098.53

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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.