Home / 46,120.50-63,562.50-31,781.16

Finding the Fourth Proportional to 46,120.50, 63,562.50 and 31,781.16

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Solution

The fourth proportional to 46,120.50, 63,562.50 and 31,781.16 is: 43,800.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,120.50 : 63,562.50 = 31,781.16 : x
  2. Step 2: Convert to fraction form
    46,120.50/63,562.50 = 31,781.16/x
  3. Step 3: Cross multiply
    46,120.50x = 63,562.50 × 31,781.16
  4. Step 4: Simplify right side
    46,120.50x = 2,020,089,982.50
  5. Step 5: Solve for x
    x = 2,020,089,982.50/46,120.50
  6. Step 6: Final answer
    x = 43,800.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.