Home / 47,148.13-70,746.23-31,364.27

Finding the Fourth Proportional to 47,148.13, 70,746.23 and 31,364.27

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Solution

The fourth proportional to 47,148.13, 70,746.23 and 31,364.27 is: 47,062.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,148.13 : 70,746.23 = 31,364.27 : x
  2. Step 2: Convert to fraction form
    47,148.13/70,746.23 = 31,364.27/x
  3. Step 3: Cross multiply
    47,148.13x = 70,746.23 × 31,364.27
  4. Step 4: Simplify right side
    47,148.13x = 2,218,903,859.20
  5. Step 5: Solve for x
    x = 2,218,903,859.20/47,148.13
  6. Step 6: Final answer
    x = 47,062.39

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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.