Home / 102,221.08-153,283.06-35,653.12

Finding the Fourth Proportional to 102,221.08, 153,283.06 and 35,653.12

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Solution

The fourth proportional to 102,221.08, 153,283.06 and 35,653.12 is: 53,462.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,221.08 : 153,283.06 = 35,653.12 : x
  2. Step 2: Convert to fraction form
    102,221.08/153,283.06 = 35,653.12/x
  3. Step 3: Cross multiply
    102,221.08x = 153,283.06 × 35,653.12
  4. Step 4: Simplify right side
    102,221.08x = 5,465,019,332.15
  5. Step 5: Solve for x
    x = 5,465,019,332.15/102,221.08
  6. Step 6: Final answer
    x = 53,462.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.