Home / 180,089.21-248,538.08-99,532.46

Finding the Fourth Proportional to 180,089.21, 248,538.08 and 99,532.46

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Solution

The fourth proportional to 180,089.21, 248,538.08 and 99,532.46 is: 137,363.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,089.21 : 248,538.08 = 99,532.46 : x
  2. Step 2: Convert to fraction form
    180,089.21/248,538.08 = 99,532.46/x
  3. Step 3: Cross multiply
    180,089.21x = 248,538.08 × 99,532.46
  4. Step 4: Simplify right side
    180,089.21x = 24,737,606,008.41
  5. Step 5: Solve for x
    x = 24,737,606,008.41/180,089.21
  6. Step 6: Final answer
    x = 137,363.07

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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.