Home / 153,184.77-229,696.97-90,024.21

Finding the Fourth Proportional to 153,184.77, 229,696.97 and 90,024.21

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Solution

The fourth proportional to 153,184.77, 229,696.97 and 90,024.21 is: 134,989.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,184.77 : 229,696.97 = 90,024.21 : x
  2. Step 2: Convert to fraction form
    153,184.77/229,696.97 = 90,024.21/x
  3. Step 3: Cross multiply
    153,184.77x = 229,696.97 × 90,024.21
  4. Step 4: Simplify right side
    153,184.77x = 20,678,287,813.52
  5. Step 5: Solve for x
    x = 20,678,287,813.52/153,184.77
  6. Step 6: Final answer
    x = 134,989.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.