Home / 180,389.16-248,937.48-99,822.20

Finding the Fourth Proportional to 180,389.16, 248,937.48 and 99,822.20

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Solution

The fourth proportional to 180,389.16, 248,937.48 and 99,822.20 is: 137,754.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,389.16 : 248,937.48 = 99,822.20 : x
  2. Step 2: Convert to fraction form
    180,389.16/248,937.48 = 99,822.20/x
  3. Step 3: Cross multiply
    180,389.16x = 248,937.48 × 99,822.20
  4. Step 4: Simplify right side
    180,389.16x = 24,849,485,671.37
  5. Step 5: Solve for x
    x = 24,849,485,671.37/180,389.16
  6. Step 6: Final answer
    x = 137,754.87

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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.