Home / 94,872.39-130,918.77-52,428.18

Finding the Fourth Proportional to 94,872.39, 130,918.77 and 52,428.18

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Solution

The fourth proportional to 94,872.39, 130,918.77 and 52,428.18 is: 72,348.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,872.39 : 130,918.77 = 52,428.18 : x
  2. Step 2: Convert to fraction form
    94,872.39/130,918.77 = 52,428.18/x
  3. Step 3: Cross multiply
    94,872.39x = 130,918.77 × 52,428.18
  4. Step 4: Simplify right side
    94,872.39x = 6,863,832,838.94
  5. Step 5: Solve for x
    x = 6,863,832,838.94/94,872.39
  6. Step 6: Final answer
    x = 72,348.05

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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.