Home / 86,914.24-119,931.74-48,668.47

Finding the Fourth Proportional to 86,914.24, 119,931.74 and 48,668.47

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Solution

The fourth proportional to 86,914.24, 119,931.74 and 48,668.47 is: 67,156.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,914.24 : 119,931.74 = 48,668.47 : x
  2. Step 2: Convert to fraction form
    86,914.24/119,931.74 = 48,668.47/x
  3. Step 3: Cross multiply
    86,914.24x = 119,931.74 × 48,668.47
  4. Step 4: Simplify right side
    86,914.24x = 5,836,894,379.32
  5. Step 5: Solve for x
    x = 5,836,894,379.32/86,914.24
  6. Step 6: Final answer
    x = 67,156.94

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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.