Home / 161,715.08-242,572.65-49,389.24

Finding the Fourth Proportional to 161,715.08, 242,572.65 and 49,389.24

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Solution

The fourth proportional to 161,715.08, 242,572.65 and 49,389.24 is: 74,083.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,715.08 : 242,572.65 = 49,389.24 : x
  2. Step 2: Convert to fraction form
    161,715.08/242,572.65 = 49,389.24/x
  3. Step 3: Cross multiply
    161,715.08x = 242,572.65 × 49,389.24
  4. Step 4: Simplify right side
    161,715.08x = 11,980,478,828.29
  5. Step 5: Solve for x
    x = 11,980,478,828.29/161,715.08
  6. Step 6: Final answer
    x = 74,083.87

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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.