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Finding the Fourth Proportional to 231,206.62, 346,809.93 and 64,994.62

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Solution

The fourth proportional to 231,206.62, 346,809.93 and 64,994.62 is: 97,491.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,206.62 : 346,809.93 = 64,994.62 : x
  2. Step 2: Convert to fraction form
    231,206.62/346,809.93 = 64,994.62/x
  3. Step 3: Cross multiply
    231,206.62x = 346,809.93 × 64,994.62
  4. Step 4: Simplify right side
    231,206.62x = 22,540,779,612.58
  5. Step 5: Solve for x
    x = 22,540,779,612.58/231,206.62
  6. Step 6: Final answer
    x = 97,491.93

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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.