Home / 64,902.13-89,566.10-38,063.99

Finding the Fourth Proportional to 64,902.13, 89,566.10 and 38,063.99

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Solution

The fourth proportional to 64,902.13, 89,566.10 and 38,063.99 is: 52,528.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,902.13 : 89,566.10 = 38,063.99 : x
  2. Step 2: Convert to fraction form
    64,902.13/89,566.10 = 38,063.99/x
  3. Step 3: Cross multiply
    64,902.13x = 89,566.10 × 38,063.99
  4. Step 4: Simplify right side
    64,902.13x = 3,409,243,134.74
  5. Step 5: Solve for x
    x = 3,409,243,134.74/64,902.13
  6. Step 6: Final answer
    x = 52,528.99

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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.