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Finding the Fourth Proportional to 222,573.60, 333,860.40 and 64,807.20

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Solution

The fourth proportional to 222,573.60, 333,860.40 and 64,807.20 is: 97,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,573.60 : 333,860.40 = 64,807.20 : x
  2. Step 2: Convert to fraction form
    222,573.60/333,860.40 = 64,807.20/x
  3. Step 3: Cross multiply
    222,573.60x = 333,860.40 × 64,807.20
  4. Step 4: Simplify right side
    222,573.60x = 21,636,557,714.88
  5. Step 5: Solve for x
    x = 21,636,557,714.88/222,573.60
  6. Step 6: Final answer
    x = 97,210.80

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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.