Home / 156,386.48-215,814.12-150,735.92

Finding the Fourth Proportional to 156,386.48, 215,814.12 and 150,735.92

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Solution

The fourth proportional to 156,386.48, 215,814.12 and 150,735.92 is: 208,016.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,386.48 : 215,814.12 = 150,735.92 : x
  2. Step 2: Convert to fraction form
    156,386.48/215,814.12 = 150,735.92/x
  3. Step 3: Cross multiply
    156,386.48x = 215,814.12 × 150,735.92
  4. Step 4: Simplify right side
    156,386.48x = 32,530,939,927.19
  5. Step 5: Solve for x
    x = 32,530,939,927.19/156,386.48
  6. Step 6: Final answer
    x = 208,016.32

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1.5x scale

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.