Home / 94,851.19-130,952.71-90,299.31

Finding the Fourth Proportional to 94,851.19, 130,952.71 and 90,299.31

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Solution

The fourth proportional to 94,851.19, 130,952.71 and 90,299.31 is: 124,668.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,851.19 : 130,952.71 = 90,299.31 : x
  2. Step 2: Convert to fraction form
    94,851.19/130,952.71 = 90,299.31/x
  3. Step 3: Cross multiply
    94,851.19x = 130,952.71 × 90,299.31
  4. Step 4: Simplify right side
    94,851.19x = 11,824,939,231.40
  5. Step 5: Solve for x
    x = 11,824,939,231.40/94,851.19
  6. Step 6: Final answer
    x = 124,668.32

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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.