Home / 147,088.86-202,983.51-80,021.34

Finding the Fourth Proportional to 147,088.86, 202,983.51 and 80,021.34

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Solution

The fourth proportional to 147,088.86, 202,983.51 and 80,021.34 is: 110,429.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,088.86 : 202,983.51 = 80,021.34 : x
  2. Step 2: Convert to fraction form
    147,088.86/202,983.51 = 80,021.34/x
  3. Step 3: Cross multiply
    147,088.86x = 202,983.51 × 80,021.34
  4. Step 4: Simplify right side
    147,088.86x = 16,243,012,468.10
  5. Step 5: Solve for x
    x = 16,243,012,468.10/147,088.86
  6. Step 6: Final answer
    x = 110,429.93

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