Home / 102,479.58-153,614.07-39,282.57

Finding the Fourth Proportional to 102,479.58, 153,614.07 and 39,282.57

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Solution

The fourth proportional to 102,479.58, 153,614.07 and 39,282.57 is: 58,883.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,479.58 : 153,614.07 = 39,282.57 : x
  2. Step 2: Convert to fraction form
    102,479.58/153,614.07 = 39,282.57/x
  3. Step 3: Cross multiply
    102,479.58x = 153,614.07 × 39,282.57
  4. Step 4: Simplify right side
    102,479.58x = 6,034,355,457.76
  5. Step 5: Solve for x
    x = 6,034,355,457.76/102,479.58
  6. Step 6: Final answer
    x = 58,883.49

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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.