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Finding the Fourth Proportional to 75,998.25, 104,877.59 and 42,464.25

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Solution

The fourth proportional to 75,998.25, 104,877.59 and 42,464.25 is: 58,600.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,998.25 : 104,877.59 = 42,464.25 : x
  2. Step 2: Convert to fraction form
    75,998.25/104,877.59 = 42,464.25/x
  3. Step 3: Cross multiply
    75,998.25x = 104,877.59 × 42,464.25
  4. Step 4: Simplify right side
    75,998.25x = 4,453,547,988.84
  5. Step 5: Solve for x
    x = 4,453,547,988.84/75,998.25
  6. Step 6: Final answer
    x = 58,600.67

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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.