Home / 94,771.10-130,781.60-52,328.72

Finding the Fourth Proportional to 94,771.10, 130,781.60 and 52,328.72

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Solution

The fourth proportional to 94,771.10, 130,781.60 and 52,328.72 is: 72,212.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,771.10 : 130,781.60 = 52,328.72 : x
  2. Step 2: Convert to fraction form
    94,771.10/130,781.60 = 52,328.72/x
  3. Step 3: Cross multiply
    94,771.10x = 130,781.60 × 52,328.72
  4. Step 4: Simplify right side
    94,771.10x = 6,843,633,727.55
  5. Step 5: Solve for x
    x = 6,843,633,727.55/94,771.10
  6. Step 6: Final answer
    x = 72,212.24

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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.