Home / 374,106.30-561,159.45-248,135.10

Finding the Fourth Proportional to 374,106.30, 561,159.45 and 248,135.10

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Solution

The fourth proportional to 374,106.30, 561,159.45 and 248,135.10 is: 372,202.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,106.30 : 561,159.45 = 248,135.10 : x
  2. Step 2: Convert to fraction form
    374,106.30/561,159.45 = 248,135.10/x
  3. Step 3: Cross multiply
    374,106.30x = 561,159.45 × 248,135.10
  4. Step 4: Simplify right side
    374,106.30x = 139,243,356,241.70
  5. Step 5: Solve for x
    x = 139,243,356,241.70/374,106.30
  6. Step 6: Final answer
    x = 372,202.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.