Home / 79,476.18-119,283.48-42,063.12

Finding the Fourth Proportional to 79,476.18, 119,283.48 and 42,063.12

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Solution

The fourth proportional to 79,476.18, 119,283.48 and 42,063.12 is: 63,131.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,476.18 : 119,283.48 = 42,063.12 : x
  2. Step 2: Convert to fraction form
    79,476.18/119,283.48 = 42,063.12/x
  3. Step 3: Cross multiply
    79,476.18x = 119,283.48 × 42,063.12
  4. Step 4: Simplify right side
    79,476.18x = 5,017,435,333.26
  5. Step 5: Solve for x
    x = 5,017,435,333.26/79,476.18
  6. Step 6: Final answer
    x = 63,131.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.