Home / 94,124.23-129,825.84-79,878.94

Finding the Fourth Proportional to 94,124.23, 129,825.84 and 79,878.94

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Solution

The fourth proportional to 94,124.23, 129,825.84 and 79,878.94 is: 110,177.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,124.23 : 129,825.84 = 79,878.94 : x
  2. Step 2: Convert to fraction form
    94,124.23/129,825.84 = 79,878.94/x
  3. Step 3: Cross multiply
    94,124.23x = 129,825.84 × 79,878.94
  4. Step 4: Simplify right side
    94,124.23x = 10,370,350,483.81
  5. Step 5: Solve for x
    x = 10,370,350,483.81/94,124.23
  6. Step 6: Final answer
    x = 110,177.27

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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.