Home / 185,237.51-255,626.16-100,354.37

Finding the Fourth Proportional to 185,237.51, 255,626.16 and 100,354.37

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Solution

The fourth proportional to 185,237.51, 255,626.16 and 100,354.37 is: 138,488.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,237.51 : 255,626.16 = 100,354.37 : x
  2. Step 2: Convert to fraction form
    185,237.51/255,626.16 = 100,354.37/x
  3. Step 3: Cross multiply
    185,237.51x = 255,626.16 × 100,354.37
  4. Step 4: Simplify right side
    185,237.51x = 25,653,202,242.32
  5. Step 5: Solve for x
    x = 25,653,202,242.32/185,237.51
  6. Step 6: Final answer
    x = 138,488.16

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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.