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Finding the Fourth Proportional to 240,014.15, 360,021.23 and 135,038.15

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Solution

The fourth proportional to 240,014.15, 360,021.23 and 135,038.15 is: 202,557.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,014.15 : 360,021.23 = 135,038.15 : x
  2. Step 2: Convert to fraction form
    240,014.15/360,021.23 = 135,038.15/x
  3. Step 3: Cross multiply
    240,014.15x = 360,021.23 × 135,038.15
  4. Step 4: Simplify right side
    240,014.15x = 48,616,600,859.92
  5. Step 5: Solve for x
    x = 48,616,600,859.92/240,014.15
  6. Step 6: Final answer
    x = 202,557.23

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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.