Home / 152,224.25-209,930.70-130,707.24

Finding the Fourth Proportional to 152,224.25, 209,930.70 and 130,707.24

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Solution

The fourth proportional to 152,224.25, 209,930.70 and 130,707.24 is: 180,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,224.25 : 209,930.70 = 130,707.24 : x
  2. Step 2: Convert to fraction form
    152,224.25/209,930.70 = 130,707.24/x
  3. Step 3: Cross multiply
    152,224.25x = 209,930.70 × 130,707.24
  4. Step 4: Simplify right side
    152,224.25x = 27,439,463,239.86
  5. Step 5: Solve for x
    x = 27,439,463,239.86/152,224.25
  6. Step 6: Final answer
    x = 180,256.85

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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.