Home / 147,837.52-221,914.20-63,639.40

Finding the Fourth Proportional to 147,837.52, 221,914.20 and 63,639.40

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Solution

The fourth proportional to 147,837.52, 221,914.20 and 63,639.40 is: 95,527.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,837.52 : 221,914.20 = 63,639.40 : x
  2. Step 2: Convert to fraction form
    147,837.52/221,914.20 = 63,639.40/x
  3. Step 3: Cross multiply
    147,837.52x = 221,914.20 × 63,639.40
  4. Step 4: Simplify right side
    147,837.52x = 14,122,486,539.48
  5. Step 5: Solve for x
    x = 14,122,486,539.48/147,837.52
  6. Step 6: Final answer
    x = 95,527.08

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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.