Home / 47,236.22-70,484.26-42,271.72

Finding the Fourth Proportional to 47,236.22, 70,484.26 and 42,271.72

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Solution

The fourth proportional to 47,236.22, 70,484.26 and 42,271.72 is: 63,076.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,236.22 : 70,484.26 = 42,271.72 : x
  2. Step 2: Convert to fraction form
    47,236.22/70,484.26 = 42,271.72/x
  3. Step 3: Cross multiply
    47,236.22x = 70,484.26 × 42,271.72
  4. Step 4: Simplify right side
    47,236.22x = 2,979,490,903.13
  5. Step 5: Solve for x
    x = 2,979,490,903.13/47,236.22
  6. Step 6: Final answer
    x = 63,076.40

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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.