Home / 94,790.66-141,571.43-85,888.22

Finding the Fourth Proportional to 94,790.66, 141,571.43 and 85,888.22

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Solution

The fourth proportional to 94,790.66, 141,571.43 and 85,888.22 is: 128,275.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,790.66 : 141,571.43 = 85,888.22 : x
  2. Step 2: Convert to fraction form
    94,790.66/141,571.43 = 85,888.22/x
  3. Step 3: Cross multiply
    94,790.66x = 141,571.43 × 85,888.22
  4. Step 4: Simplify right side
    94,790.66x = 12,159,318,125.55
  5. Step 5: Solve for x
    x = 12,159,318,125.55/94,790.66
  6. Step 6: Final answer
    x = 128,275.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.