Home / 90,384.76-124,735.14-50,099.38

Finding the Fourth Proportional to 90,384.76, 124,735.14 and 50,099.38

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Solution

The fourth proportional to 90,384.76, 124,735.14 and 50,099.38 is: 69,139.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,384.76 : 124,735.14 = 50,099.38 : x
  2. Step 2: Convert to fraction form
    90,384.76/124,735.14 = 50,099.38/x
  3. Step 3: Cross multiply
    90,384.76x = 124,735.14 × 50,099.38
  4. Step 4: Simplify right side
    90,384.76x = 6,249,153,178.21
  5. Step 5: Solve for x
    x = 6,249,153,178.21/90,384.76
  6. Step 6: Final answer
    x = 69,139.46

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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.