Home / 374,130.37-561,278.48-107,870.11

Finding the Fourth Proportional to 374,130.37, 561,278.48 and 107,870.11

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Solution

The fourth proportional to 374,130.37, 561,278.48 and 107,870.11 is: 161,829.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,130.37 : 561,278.48 = 107,870.11 : x
  2. Step 2: Convert to fraction form
    374,130.37/561,278.48 = 107,870.11/x
  3. Step 3: Cross multiply
    374,130.37x = 561,278.48 × 107,870.11
  4. Step 4: Simplify right side
    374,130.37x = 60,545,169,435.69
  5. Step 5: Solve for x
    x = 60,545,169,435.69/374,130.37
  6. Step 6: Final answer
    x = 161,829.07

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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.