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Finding the Fourth Proportional to 64,101.08, 88,460.43 and 35,421.40

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Solution

The fourth proportional to 64,101.08, 88,460.43 and 35,421.40 is: 48,882.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,101.08 : 88,460.43 = 35,421.40 : x
  2. Step 2: Convert to fraction form
    64,101.08/88,460.43 = 35,421.40/x
  3. Step 3: Cross multiply
    64,101.08x = 88,460.43 × 35,421.40
  4. Step 4: Simplify right side
    64,101.08x = 3,133,392,098.10
  5. Step 5: Solve for x
    x = 3,133,392,098.10/64,101.08
  6. Step 6: Final answer
    x = 48,882.05

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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.