Home / 94,088.82-129,821.16-55,828.62

Finding the Fourth Proportional to 94,088.82, 129,821.16 and 55,828.62

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Solution

The fourth proportional to 94,088.82, 129,821.16 and 55,828.62 is: 77,030.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,088.82 : 129,821.16 = 55,828.62 : x
  2. Step 2: Convert to fraction form
    94,088.82/129,821.16 = 55,828.62/x
  3. Step 3: Cross multiply
    94,088.82x = 129,821.16 × 55,828.62
  4. Step 4: Simplify right side
    94,088.82x = 7,247,736,418.96
  5. Step 5: Solve for x
    x = 7,247,736,418.96/94,088.82
  6. Step 6: Final answer
    x = 77,030.79

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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.