Home / 162,767.19-224,607.83-90,165.17

Finding the Fourth Proportional to 162,767.19, 224,607.83 and 90,165.17

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Solution

The fourth proportional to 162,767.19, 224,607.83 and 90,165.17 is: 124,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,767.19 : 224,607.83 = 90,165.17 : x
  2. Step 2: Convert to fraction form
    162,767.19/224,607.83 = 90,165.17/x
  3. Step 3: Cross multiply
    162,767.19x = 224,607.83 × 90,165.17
  4. Step 4: Simplify right side
    162,767.19x = 20,251,802,277.65
  5. Step 5: Solve for x
    x = 20,251,802,277.65/162,767.19
  6. Step 6: Final answer
    x = 124,421.90

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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.