Home / 97,097.65-145,733.27-49,745

Finding the Fourth Proportional to 97,097.65, 145,733.27 and 49,745

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Solution

The fourth proportional to 97,097.65, 145,733.27 and 49,745 is: 74,661.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,097.65 : 145,733.27 = 49,745 : x
  2. Step 2: Convert to fraction form
    97,097.65/145,733.27 = 49,745/x
  3. Step 3: Cross multiply
    97,097.65x = 145,733.27 × 49,745
  4. Step 4: Simplify right side
    97,097.65x = 7,249,501,516.15
  5. Step 5: Solve for x
    x = 7,249,501,516.15/97,097.65
  6. Step 6: Final answer
    x = 74,661.97

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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.