Home / 253,222.11-349,281.45-162,434.25

Finding the Fourth Proportional to 253,222.11, 349,281.45 and 162,434.25

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Solution

The fourth proportional to 253,222.11, 349,281.45 and 162,434.25 is: 224,053.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,222.11 : 349,281.45 = 162,434.25 : x
  2. Step 2: Convert to fraction form
    253,222.11/349,281.45 = 162,434.25/x
  3. Step 3: Cross multiply
    253,222.11x = 349,281.45 × 162,434.25
  4. Step 4: Simplify right side
    253,222.11x = 56,735,270,369.66
  5. Step 5: Solve for x
    x = 56,735,270,369.66/253,222.11
  6. Step 6: Final answer
    x = 224,053.38

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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.