Home / 156,326.22-215,804.58-104,732.16

Finding the Fourth Proportional to 156,326.22, 215,804.58 and 104,732.16

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Solution

The fourth proportional to 156,326.22, 215,804.58 and 104,732.16 is: 144,580.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,326.22 : 215,804.58 = 104,732.16 : x
  2. Step 2: Convert to fraction form
    156,326.22/215,804.58 = 104,732.16/x
  3. Step 3: Cross multiply
    156,326.22x = 215,804.58 × 104,732.16
  4. Step 4: Simplify right side
    156,326.22x = 22,601,679,801.29
  5. Step 5: Solve for x
    x = 22,601,679,801.29/156,326.22
  6. Step 6: Final answer
    x = 144,580.22

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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.