Home / 84,729.79-116,937.09-47,006.47

Finding the Fourth Proportional to 84,729.79, 116,937.09 and 47,006.47

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Solution

The fourth proportional to 84,729.79, 116,937.09 and 47,006.47 is: 64,874.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,729.79 : 116,937.09 = 47,006.47 : x
  2. Step 2: Convert to fraction form
    84,729.79/116,937.09 = 47,006.47/x
  3. Step 3: Cross multiply
    84,729.79x = 116,937.09 × 47,006.47
  4. Step 4: Simplify right side
    84,729.79x = 5,496,798,993.25
  5. Step 5: Solve for x
    x = 5,496,798,993.25/84,729.79
  6. Step 6: Final answer
    x = 64,874.46

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1.5x scale

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.