Home / 57,284.84-79,036.93-37,142.57

Finding the Fourth Proportional to 57,284.84, 79,036.93 and 37,142.57

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Solution

The fourth proportional to 57,284.84, 79,036.93 and 37,142.57 is: 51,246.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,284.84 : 79,036.93 = 37,142.57 : x
  2. Step 2: Convert to fraction form
    57,284.84/79,036.93 = 37,142.57/x
  3. Step 3: Cross multiply
    57,284.84x = 79,036.93 × 37,142.57
  4. Step 4: Simplify right side
    57,284.84x = 2,935,634,949.13
  5. Step 5: Solve for x
    x = 2,935,634,949.13/57,284.84
  6. Step 6: Final answer
    x = 51,246.28

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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.