Home / 180,421.16-248,983.46-99,848.48

Finding the Fourth Proportional to 180,421.16, 248,983.46 and 99,848.48

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Solution

The fourth proportional to 180,421.16, 248,983.46 and 99,848.48 is: 137,792.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,421.16 : 248,983.46 = 99,848.48 : x
  2. Step 2: Convert to fraction form
    180,421.16/248,983.46 = 99,848.48/x
  3. Step 3: Cross multiply
    180,421.16x = 248,983.46 × 99,848.48
  4. Step 4: Simplify right side
    180,421.16x = 24,860,620,026.14
  5. Step 5: Solve for x
    x = 24,860,620,026.14/180,421.16
  6. Step 6: Final answer
    x = 137,792.15

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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.