Home / 148,613.90-205,047.51-88,134.26

Finding the Fourth Proportional to 148,613.90, 205,047.51 and 88,134.26

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Solution

The fourth proportional to 148,613.90, 205,047.51 and 88,134.26 is: 121,601.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,613.90 : 205,047.51 = 88,134.26 : x
  2. Step 2: Convert to fraction form
    148,613.90/205,047.51 = 88,134.26/x
  3. Step 3: Cross multiply
    148,613.90x = 205,047.51 × 88,134.26
  4. Step 4: Simplify right side
    148,613.90x = 18,071,710,558.69
  5. Step 5: Solve for x
    x = 18,071,710,558.69/148,613.90
  6. Step 6: Final answer
    x = 121,601.75

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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.