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Finding the Fourth Proportional to 55,062.91, 75,980.36 and 32,396.91

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Solution

The fourth proportional to 55,062.91, 75,980.36 and 32,396.91 is: 44,703.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,062.91 : 75,980.36 = 32,396.91 : x
  2. Step 2: Convert to fraction form
    55,062.91/75,980.36 = 32,396.91/x
  3. Step 3: Cross multiply
    55,062.91x = 75,980.36 × 32,396.91
  4. Step 4: Simplify right side
    55,062.91x = 2,461,528,884.69
  5. Step 5: Solve for x
    x = 2,461,528,884.69/55,062.91
  6. Step 6: Final answer
    x = 44,703.94

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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.