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Finding the Fourth Proportional to 63,784.63, 88,026.24 and 35,490.93

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Solution

The fourth proportional to 63,784.63, 88,026.24 and 35,490.93 is: 48,979.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,784.63 : 88,026.24 = 35,490.93 : x
  2. Step 2: Convert to fraction form
    63,784.63/88,026.24 = 35,490.93/x
  3. Step 3: Cross multiply
    63,784.63x = 88,026.24 × 35,490.93
  4. Step 4: Simplify right side
    63,784.63x = 3,124,133,122.00
  5. Step 5: Solve for x
    x = 3,124,133,122.00/63,784.63
  6. Step 6: Final answer
    x = 48,979.40

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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.