Home / 84,334.77-116,328.22-64,147.34

Finding the Fourth Proportional to 84,334.77, 116,328.22 and 64,147.34

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Solution

The fourth proportional to 84,334.77, 116,328.22 and 64,147.34 is: 88,482.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,334.77 : 116,328.22 = 64,147.34 : x
  2. Step 2: Convert to fraction form
    84,334.77/116,328.22 = 64,147.34/x
  3. Step 3: Cross multiply
    84,334.77x = 116,328.22 × 64,147.34
  4. Step 4: Simplify right side
    84,334.77x = 7,462,146,010.39
  5. Step 5: Solve for x
    x = 7,462,146,010.39/84,334.77
  6. Step 6: Final answer
    x = 88,482.44

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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.