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Finding the Fourth Proportional to 79,549.17, 119,317.51 and 46,248

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Solution

The fourth proportional to 79,549.17, 119,317.51 and 46,248 is: 69,368.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,549.17 : 119,317.51 = 46,248 : x
  2. Step 2: Convert to fraction form
    79,549.17/119,317.51 = 46,248/x
  3. Step 3: Cross multiply
    79,549.17x = 119,317.51 × 46,248
  4. Step 4: Simplify right side
    79,549.17x = 5,518,196,202.48
  5. Step 5: Solve for x
    x = 5,518,196,202.48/79,549.17
  6. Step 6: Final answer
    x = 69,368.37

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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.