Home / 94,157.96-129,937.86-51,719.22

Finding the Fourth Proportional to 94,157.96, 129,937.86 and 51,719.22

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Solution

The fourth proportional to 94,157.96, 129,937.86 and 51,719.22 is: 71,372.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,157.96 : 129,937.86 = 51,719.22 : x
  2. Step 2: Convert to fraction form
    94,157.96/129,937.86 = 51,719.22/x
  3. Step 3: Cross multiply
    94,157.96x = 129,937.86 × 51,719.22
  4. Step 4: Simplify right side
    94,157.96x = 6,720,284,767.67
  5. Step 5: Solve for x
    x = 6,720,284,767.67/94,157.96
  6. Step 6: Final answer
    x = 71,372.46

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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.