Home / 94,045.47-129,782.39-51,604.71

Finding the Fourth Proportional to 94,045.47, 129,782.39 and 51,604.71

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Solution

The fourth proportional to 94,045.47, 129,782.39 and 51,604.71 is: 71,214.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,045.47 : 129,782.39 = 51,604.71 : x
  2. Step 2: Convert to fraction form
    94,045.47/129,782.39 = 51,604.71/x
  3. Step 3: Cross multiply
    94,045.47x = 129,782.39 × 51,604.71
  4. Step 4: Simplify right side
    94,045.47x = 6,697,382,210.10
  5. Step 5: Solve for x
    x = 6,697,382,210.10/94,045.47
  6. Step 6: Final answer
    x = 71,214.30

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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.