Home / 152,256.27-210,108.30-84,273.38

Finding the Fourth Proportional to 152,256.27, 210,108.30 and 84,273.38

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Solution

The fourth proportional to 152,256.27, 210,108.30 and 84,273.38 is: 116,294.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,256.27 : 210,108.30 = 84,273.38 : x
  2. Step 2: Convert to fraction form
    152,256.27/210,108.30 = 84,273.38/x
  3. Step 3: Cross multiply
    152,256.27x = 210,108.30 × 84,273.38
  4. Step 4: Simplify right side
    152,256.27x = 17,706,535,135.15
  5. Step 5: Solve for x
    x = 17,706,535,135.15/152,256.27
  6. Step 6: Final answer
    x = 116,294.29

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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.