Home / 47,076.74-70,869.63-42,886.92

Finding the Fourth Proportional to 47,076.74, 70,869.63 and 42,886.92

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Solution

The fourth proportional to 47,076.74, 70,869.63 and 42,886.92 is: 64,562.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,076.74 : 70,869.63 = 42,886.92 : x
  2. Step 2: Convert to fraction form
    47,076.74/70,869.63 = 42,886.92/x
  3. Step 3: Cross multiply
    47,076.74x = 70,869.63 × 42,886.92
  4. Step 4: Simplify right side
    47,076.74x = 3,039,380,114.98
  5. Step 5: Solve for x
    x = 3,039,380,114.98/47,076.74
  6. Step 6: Final answer
    x = 64,562.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.