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Finding the Fourth Proportional to 70,046.18, 105,032.76 and 25,050.18

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Solution

The fourth proportional to 70,046.18, 105,032.76 and 25,050.18 is: 37,562.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,046.18 : 105,032.76 = 25,050.18 : x
  2. Step 2: Convert to fraction form
    70,046.18/105,032.76 = 25,050.18/x
  3. Step 3: Cross multiply
    70,046.18x = 105,032.76 × 25,050.18
  4. Step 4: Simplify right side
    70,046.18x = 2,631,089,543.90
  5. Step 5: Solve for x
    x = 2,631,089,543.90/70,046.18
  6. Step 6: Final answer
    x = 37,562.21

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1.5x scale

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.