Home / 47,417.42-71,210.70-45,512.43

Finding the Fourth Proportional to 47,417.42, 71,210.70 and 45,512.43

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Solution

The fourth proportional to 47,417.42, 71,210.70 and 45,512.43 is: 68,349.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,417.42 : 71,210.70 = 45,512.43 : x
  2. Step 2: Convert to fraction form
    47,417.42/71,210.70 = 45,512.43/x
  3. Step 3: Cross multiply
    47,417.42x = 71,210.70 × 45,512.43
  4. Step 4: Simplify right side
    47,417.42x = 3,240,971,999.00
  5. Step 5: Solve for x
    x = 3,240,971,999.00/47,417.42
  6. Step 6: Final answer
    x = 68,349.82

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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.