Home / 191,835.36-264,740.40-106,967.52

Finding the Fourth Proportional to 191,835.36, 264,740.40 and 106,967.52

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Solution

The fourth proportional to 191,835.36, 264,740.40 and 106,967.52 is: 147,619.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,835.36 : 264,740.40 = 106,967.52 : x
  2. Step 2: Convert to fraction form
    191,835.36/264,740.40 = 106,967.52/x
  3. Step 3: Cross multiply
    191,835.36x = 264,740.40 × 106,967.52
  4. Step 4: Simplify right side
    191,835.36x = 28,318,624,031.81
  5. Step 5: Solve for x
    x = 28,318,624,031.81/191,835.36
  6. Step 6: Final answer
    x = 147,619.42

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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.