Home / 46,940.16-70,430.40-31,150.71

Finding the Fourth Proportional to 46,940.16, 70,430.40 and 31,150.71

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Solution

The fourth proportional to 46,940.16, 70,430.40 and 31,150.71 is: 46,739.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,940.16 : 70,430.40 = 31,150.71 : x
  2. Step 2: Convert to fraction form
    46,940.16/70,430.40 = 31,150.71/x
  3. Step 3: Cross multiply
    46,940.16x = 70,430.40 × 31,150.71
  4. Step 4: Simplify right side
    46,940.16x = 2,193,956,965.58
  5. Step 5: Solve for x
    x = 2,193,956,965.58/46,940.16
  6. Step 6: Final answer
    x = 46,739.44

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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.