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Finding the Fourth Proportional to 70,089, 96,722.94 and 44,938.50

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Solution

The fourth proportional to 70,089, 96,722.94 and 44,938.50 is: 62,015.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,089 : 96,722.94 = 44,938.50 : x
  2. Step 2: Convert to fraction form
    70,089/96,722.94 = 44,938.50/x
  3. Step 3: Cross multiply
    70,089x = 96,722.94 × 44,938.50
  4. Step 4: Simplify right side
    70,089x = 4,346,583,839.19
  5. Step 5: Solve for x
    x = 4,346,583,839.19/70,089
  6. Step 6: Final answer
    x = 62,015.21

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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.