Home / 84,859.48-117,109.02-47,137.24

Finding the Fourth Proportional to 84,859.48, 117,109.02 and 47,137.24

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Solution

The fourth proportional to 84,859.48, 117,109.02 and 47,137.24 is: 65,051.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,859.48 : 117,109.02 = 47,137.24 : x
  2. Step 2: Convert to fraction form
    84,859.48/117,109.02 = 47,137.24/x
  3. Step 3: Cross multiply
    84,859.48x = 117,109.02 × 47,137.24
  4. Step 4: Simplify right side
    84,859.48x = 5,520,195,981.90
  5. Step 5: Solve for x
    x = 5,520,195,981.90/84,859.48
  6. Step 6: Final answer
    x = 65,051.02

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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.