Home / 73,979.34-102,097.71-45,298.86

Finding the Fourth Proportional to 73,979.34, 102,097.71 and 45,298.86

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Solution

The fourth proportional to 73,979.34, 102,097.71 and 45,298.86 is: 62,516.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,979.34 : 102,097.71 = 45,298.86 : x
  2. Step 2: Convert to fraction form
    73,979.34/102,097.71 = 45,298.86/x
  3. Step 3: Cross multiply
    73,979.34x = 102,097.71 × 45,298.86
  4. Step 4: Simplify right side
    73,979.34x = 4,624,909,871.61
  5. Step 5: Solve for x
    x = 4,624,909,871.61/73,979.34
  6. Step 6: Final answer
    x = 62,516.24

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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.