Home / 217,195.86-299,552.58-152,878.02

Finding the Fourth Proportional to 217,195.86, 299,552.58 and 152,878.02

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Solution

The fourth proportional to 217,195.86, 299,552.58 and 152,878.02 is: 210,846.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,195.86 : 299,552.58 = 152,878.02 : x
  2. Step 2: Convert to fraction form
    217,195.86/299,552.58 = 152,878.02/x
  3. Step 3: Cross multiply
    217,195.86x = 299,552.58 × 152,878.02
  4. Step 4: Simplify right side
    217,195.86x = 45,795,005,316.29
  5. Step 5: Solve for x
    x = 45,795,005,316.29/217,195.86
  6. Step 6: Final answer
    x = 210,846.58

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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.