Home / 90,491.07-124,883.58-52,252.23

Finding the Fourth Proportional to 90,491.07, 124,883.58 and 52,252.23

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Solution

The fourth proportional to 90,491.07, 124,883.58 and 52,252.23 is: 72,111.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,491.07 : 124,883.58 = 52,252.23 : x
  2. Step 2: Convert to fraction form
    90,491.07/124,883.58 = 52,252.23/x
  3. Step 3: Cross multiply
    90,491.07x = 124,883.58 × 52,252.23
  4. Step 4: Simplify right side
    90,491.07x = 6,525,445,545.38
  5. Step 5: Solve for x
    x = 6,525,445,545.38/90,491.07
  6. Step 6: Final answer
    x = 72,111.49

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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.