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Finding the Fourth Proportional to 265,392.25, 366,238.76 and 144,535.56

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Solution

The fourth proportional to 265,392.25, 366,238.76 and 144,535.56 is: 199,457.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,392.25 : 366,238.76 = 144,535.56 : x
  2. Step 2: Convert to fraction form
    265,392.25/366,238.76 = 144,535.56/x
  3. Step 3: Cross multiply
    265,392.25x = 366,238.76 × 144,535.56
  4. Step 4: Simplify right side
    265,392.25x = 52,934,525,047.34
  5. Step 5: Solve for x
    x = 52,934,525,047.34/265,392.25
  6. Step 6: Final answer
    x = 199,457.69

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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.