Home / 45,905.40-63,333.90-29,148.12

Finding the Fourth Proportional to 45,905.40, 63,333.90 and 29,148.12

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Solution

The fourth proportional to 45,905.40, 63,333.90 and 29,148.12 is: 40,214.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,905.40 : 63,333.90 = 29,148.12 : x
  2. Step 2: Convert to fraction form
    45,905.40/63,333.90 = 29,148.12/x
  3. Step 3: Cross multiply
    45,905.40x = 63,333.90 × 29,148.12
  4. Step 4: Simplify right side
    45,905.40x = 1,846,064,117.27
  5. Step 5: Solve for x
    x = 1,846,064,117.27/45,905.40
  6. Step 6: Final answer
    x = 40,214.53

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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.