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Finding the Fourth Proportional to 61,305.35, 84,598.67 and 35,814.08

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Solution

The fourth proportional to 61,305.35, 84,598.67 and 35,814.08 is: 49,421.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,305.35 : 84,598.67 = 35,814.08 : x
  2. Step 2: Convert to fraction form
    61,305.35/84,598.67 = 35,814.08/x
  3. Step 3: Cross multiply
    61,305.35x = 84,598.67 × 35,814.08
  4. Step 4: Simplify right side
    61,305.35x = 3,029,823,112.28
  5. Step 5: Solve for x
    x = 3,029,823,112.28/61,305.35
  6. Step 6: Final answer
    x = 49,421.84

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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.