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Finding the Fourth Proportional to 254,521.98, 351,201.22 and 147,071.16

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Solution

The fourth proportional to 254,521.98, 351,201.22 and 147,071.16 is: 202,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,521.98 : 351,201.22 = 147,071.16 : x
  2. Step 2: Convert to fraction form
    254,521.98/351,201.22 = 147,071.16/x
  3. Step 3: Cross multiply
    254,521.98x = 351,201.22 × 147,071.16
  4. Step 4: Simplify right side
    254,521.98x = 51,651,570,451.14
  5. Step 5: Solve for x
    x = 51,651,570,451.14/254,521.98
  6. Step 6: Final answer
    x = 202,935.60

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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.