Home / 90,802.15-136,173.90-33,091.17

Finding the Fourth Proportional to 90,802.15, 136,173.90 and 33,091.17

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Solution

The fourth proportional to 90,802.15, 136,173.90 and 33,091.17 is: 49,626.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,802.15 : 136,173.90 = 33,091.17 : x
  2. Step 2: Convert to fraction form
    90,802.15/136,173.90 = 33,091.17/x
  3. Step 3: Cross multiply
    90,802.15x = 136,173.90 × 33,091.17
  4. Step 4: Simplify right side
    90,802.15x = 4,506,153,674.46
  5. Step 5: Solve for x
    x = 4,506,153,674.46/90,802.15
  6. Step 6: Final answer
    x = 49,626.07

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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.