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Finding the Fourth Proportional to 150,535.99, 207,746.40 and 90,095.14

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Solution

The fourth proportional to 150,535.99, 207,746.40 and 90,095.14 is: 124,335.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,535.99 : 207,746.40 = 90,095.14 : x
  2. Step 2: Convert to fraction form
    150,535.99/207,746.40 = 90,095.14/x
  3. Step 3: Cross multiply
    150,535.99x = 207,746.40 × 90,095.14
  4. Step 4: Simplify right side
    150,535.99x = 18,716,940,992.50
  5. Step 5: Solve for x
    x = 18,716,940,992.50/150,535.99
  6. Step 6: Final answer
    x = 124,335.32

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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.