Home / 47,257.64-70,516.21-42,293.16

Finding the Fourth Proportional to 47,257.64, 70,516.21 and 42,293.16

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Solution

The fourth proportional to 47,257.64, 70,516.21 and 42,293.16 is: 63,108.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,257.64 : 70,516.21 = 42,293.16 : x
  2. Step 2: Convert to fraction form
    47,257.64/70,516.21 = 42,293.16/x
  3. Step 3: Cross multiply
    47,257.64x = 70,516.21 × 42,293.16
  4. Step 4: Simplify right side
    47,257.64x = 2,982,353,352.12
  5. Step 5: Solve for x
    x = 2,982,353,352.12/47,257.64
  6. Step 6: Final answer
    x = 63,108.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.