Home / 240,012.15-360,018.23-135,036.15

Finding the Fourth Proportional to 240,012.15, 360,018.23 and 135,036.15

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Solution

The fourth proportional to 240,012.15, 360,018.23 and 135,036.15 is: 202,554.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,012.15 : 360,018.23 = 135,036.15 : x
  2. Step 2: Convert to fraction form
    240,012.15/360,018.23 = 135,036.15/x
  3. Step 3: Cross multiply
    240,012.15x = 360,018.23 × 135,036.15
  4. Step 4: Simplify right side
    240,012.15x = 48,615,475,709.01
  5. Step 5: Solve for x
    x = 48,615,475,709.01/240,012.15
  6. Step 6: Final answer
    x = 202,554.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.