Home / 346,039.72-519,136.48-106,186.98

Finding the Fourth Proportional to 346,039.72, 519,136.48 and 106,186.98

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Solution

The fourth proportional to 346,039.72, 519,136.48 and 106,186.98 is: 159,304.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,039.72 : 519,136.48 = 106,186.98 : x
  2. Step 2: Convert to fraction form
    346,039.72/519,136.48 = 106,186.98/x
  3. Step 3: Cross multiply
    346,039.72x = 519,136.48 × 106,186.98
  4. Step 4: Simplify right side
    346,039.72x = 55,125,535,019.03
  5. Step 5: Solve for x
    x = 55,125,535,019.03/346,039.72
  6. Step 6: Final answer
    x = 159,304.07

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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.