Home / 159,248.93-219,854.16-105,606.36

Finding the Fourth Proportional to 159,248.93, 219,854.16 and 105,606.36

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Solution

The fourth proportional to 159,248.93, 219,854.16 and 105,606.36 is: 145,796.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,248.93 : 219,854.16 = 105,606.36 : x
  2. Step 2: Convert to fraction form
    159,248.93/219,854.16 = 105,606.36/x
  3. Step 3: Cross multiply
    159,248.93x = 219,854.16 × 105,606.36
  4. Step 4: Simplify right side
    159,248.93x = 23,217,997,568.46
  5. Step 5: Solve for x
    x = 23,217,997,568.46/159,248.93
  6. Step 6: Final answer
    x = 145,796.89

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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.