Home / 55,192.02-76,166.61-39,088.14

Finding the Fourth Proportional to 55,192.02, 76,166.61 and 39,088.14

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Solution

The fourth proportional to 55,192.02, 76,166.61 and 39,088.14 is: 53,942.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,192.02 : 76,166.61 = 39,088.14 : x
  2. Step 2: Convert to fraction form
    55,192.02/76,166.61 = 39,088.14/x
  3. Step 3: Cross multiply
    55,192.02x = 76,166.61 × 39,088.14
  4. Step 4: Simplify right side
    55,192.02x = 2,977,211,115.01
  5. Step 5: Solve for x
    x = 2,977,211,115.01/55,192.02
  6. Step 6: Final answer
    x = 53,942.78

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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.