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Finding the Fourth Proportional to 84,726.03, 116,922.03 and 47,000.28

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Solution

The fourth proportional to 84,726.03, 116,922.03 and 47,000.28 is: 64,860.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,726.03 : 116,922.03 = 47,000.28 : x
  2. Step 2: Convert to fraction form
    84,726.03/116,922.03 = 47,000.28/x
  3. Step 3: Cross multiply
    84,726.03x = 116,922.03 × 47,000.28
  4. Step 4: Simplify right side
    84,726.03x = 5,495,368,148.17
  5. Step 5: Solve for x
    x = 5,495,368,148.17/84,726.03
  6. Step 6: Final answer
    x = 64,860.45

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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.