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Finding the Fourth Proportional to 64,026.12, 88,356.06 and 35,731.20

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Solution

The fourth proportional to 64,026.12, 88,356.06 and 35,731.20 is: 49,309.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,026.12 : 88,356.06 = 35,731.20 : x
  2. Step 2: Convert to fraction form
    64,026.12/88,356.06 = 35,731.20/x
  3. Step 3: Cross multiply
    64,026.12x = 88,356.06 × 35,731.20
  4. Step 4: Simplify right side
    64,026.12x = 3,157,068,051.07
  5. Step 5: Solve for x
    x = 3,157,068,051.07/64,026.12
  6. Step 6: Final answer
    x = 49,309.06

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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.