Home / 47,232.21-70,478.30-42,267.72

Finding the Fourth Proportional to 47,232.21, 70,478.30 and 42,267.72

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Solution

The fourth proportional to 47,232.21, 70,478.30 and 42,267.72 is: 63,070.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,232.21 : 70,478.30 = 42,267.72 : x
  2. Step 2: Convert to fraction form
    47,232.21/70,478.30 = 42,267.72/x
  3. Step 3: Cross multiply
    47,232.21x = 70,478.30 × 42,267.72
  4. Step 4: Simplify right side
    47,232.21x = 2,978,957,420.44
  5. Step 5: Solve for x
    x = 2,978,957,420.44/47,232.21
  6. Step 6: Final answer
    x = 63,070.46

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1.5x scale

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.