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Finding the Fourth Proportional to 265,617.48, 366,541.42 and 144,756.16

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Solution

The fourth proportional to 265,617.48, 366,541.42 and 144,756.16 is: 199,757.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,617.48 : 366,541.42 = 144,756.16 : x
  2. Step 2: Convert to fraction form
    265,617.48/366,541.42 = 144,756.16/x
  3. Step 3: Cross multiply
    265,617.48x = 366,541.42 × 144,756.16
  4. Step 4: Simplify right side
    265,617.48x = 53,059,128,440.15
  5. Step 5: Solve for x
    x = 53,059,128,440.15/265,617.48
  6. Step 6: Final answer
    x = 199,757.67

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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.