Home / 111,335.72-153,573.57-73,097.24

Finding the Fourth Proportional to 111,335.72, 153,573.57 and 73,097.24

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Solution

The fourth proportional to 111,335.72, 153,573.57 and 73,097.24 is: 100,828.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,335.72 : 153,573.57 = 73,097.24 : x
  2. Step 2: Convert to fraction form
    111,335.72/153,573.57 = 73,097.24/x
  3. Step 3: Cross multiply
    111,335.72x = 153,573.57 × 73,097.24
  4. Step 4: Simplify right side
    111,335.72x = 11,225,803,336.08
  5. Step 5: Solve for x
    x = 11,225,803,336.08/111,335.72
  6. Step 6: Final answer
    x = 100,828.41

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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.