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Finding the Fourth Proportional to 163,998, 245,974.44 and 64,088.88

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Solution

The fourth proportional to 163,998, 245,974.44 and 64,088.88 is: 96,124.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,998 : 245,974.44 = 64,088.88 : x
  2. Step 2: Convert to fraction form
    163,998/245,974.44 = 64,088.88/x
  3. Step 3: Cross multiply
    163,998x = 245,974.44 × 64,088.88
  4. Step 4: Simplify right side
    163,998x = 15,764,226,368.23
  5. Step 5: Solve for x
    x = 15,764,226,368.23/163,998
  6. Step 6: Final answer
    x = 96,124.50

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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.