Home / 90,368.52-124,708.56-50,088.34

Finding the Fourth Proportional to 90,368.52, 124,708.56 and 50,088.34

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Solution

The fourth proportional to 90,368.52, 124,708.56 and 50,088.34 is: 69,121.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,368.52 : 124,708.56 = 50,088.34 : x
  2. Step 2: Convert to fraction form
    90,368.52/124,708.56 = 50,088.34/x
  3. Step 3: Cross multiply
    90,368.52x = 124,708.56 × 50,088.34
  4. Step 4: Simplify right side
    90,368.52x = 6,246,444,754.19
  5. Step 5: Solve for x
    x = 6,246,444,754.19/90,368.52
  6. Step 6: Final answer
    x = 69,121.91

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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.