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Finding the Fourth Proportional to 259,600.68, 358,186.86 and 146,423.70

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Solution

The fourth proportional to 259,600.68, 358,186.86 and 146,423.70 is: 202,029.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,600.68 : 358,186.86 = 146,423.70 : x
  2. Step 2: Convert to fraction form
    259,600.68/358,186.86 = 146,423.70/x
  3. Step 3: Cross multiply
    259,600.68x = 358,186.86 × 146,423.70
  4. Step 4: Simplify right side
    259,600.68x = 52,447,045,332.58
  5. Step 5: Solve for x
    x = 52,447,045,332.58/259,600.68
  6. Step 6: Final answer
    x = 202,029.69

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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.