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Finding the Fourth Proportional to 84,602.48, 116,751.48 and 46,877.36

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Solution

The fourth proportional to 84,602.48, 116,751.48 and 46,877.36 is: 64,690.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,602.48 : 116,751.48 = 46,877.36 : x
  2. Step 2: Convert to fraction form
    84,602.48/116,751.48 = 46,877.36/x
  3. Step 3: Cross multiply
    84,602.48x = 116,751.48 × 46,877.36
  4. Step 4: Simplify right side
    84,602.48x = 5,473,001,158.49
  5. Step 5: Solve for x
    x = 5,473,001,158.49/84,602.48
  6. Step 6: Final answer
    x = 64,690.79

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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.