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Finding the Fourth Proportional to 252,240.45, 348,077.88 and 144,803.45

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Solution

The fourth proportional to 252,240.45, 348,077.88 and 144,803.45 is: 199,820.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,240.45 : 348,077.88 = 144,803.45 : x
  2. Step 2: Convert to fraction form
    252,240.45/348,077.88 = 144,803.45/x
  3. Step 3: Cross multiply
    252,240.45x = 348,077.88 × 144,803.45
  4. Step 4: Simplify right side
    252,240.45x = 50,402,876,152.30
  5. Step 5: Solve for x
    x = 50,402,876,152.30/252,240.45
  6. Step 6: Final answer
    x = 199,820.75

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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.