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Finding the Fourth Proportional to 265,193.48, 365,975.99 and 144,339.16

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Solution

The fourth proportional to 265,193.48, 365,975.99 and 144,339.16 is: 199,192.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,193.48 : 365,975.99 = 144,339.16 : x
  2. Step 2: Convert to fraction form
    265,193.48/365,975.99 = 144,339.16/x
  3. Step 3: Cross multiply
    265,193.48x = 365,975.99 × 144,339.16
  4. Step 4: Simplify right side
    265,193.48x = 52,824,666,255.07
  5. Step 5: Solve for x
    x = 52,824,666,255.07/265,193.48
  6. Step 6: Final answer
    x = 199,192.93

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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.