Home / 144,670.60-217,005.90-92,117.80

Finding the Fourth Proportional to 144,670.60, 217,005.90 and 92,117.80

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Solution

The fourth proportional to 144,670.60, 217,005.90 and 92,117.80 is: 138,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,670.60 : 217,005.90 = 92,117.80 : x
  2. Step 2: Convert to fraction form
    144,670.60/217,005.90 = 92,117.80/x
  3. Step 3: Cross multiply
    144,670.60x = 217,005.90 × 92,117.80
  4. Step 4: Simplify right side
    144,670.60x = 19,990,106,095.02
  5. Step 5: Solve for x
    x = 19,990,106,095.02/144,670.60
  6. Step 6: Final answer
    x = 138,176.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.