Home / 90,349.65-124,683.57-50,063.90

Finding the Fourth Proportional to 90,349.65, 124,683.57 and 50,063.90

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Solution

The fourth proportional to 90,349.65, 124,683.57 and 50,063.90 is: 69,088.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,349.65 : 124,683.57 = 50,063.90 : x
  2. Step 2: Convert to fraction form
    90,349.65/124,683.57 = 50,063.90/x
  3. Step 3: Cross multiply
    90,349.65x = 124,683.57 × 50,063.90
  4. Step 4: Simplify right side
    90,349.65x = 6,242,145,156.71
  5. Step 5: Solve for x
    x = 6,242,145,156.71/90,349.65
  6. Step 6: Final answer
    x = 69,088.76

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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.