Home / 162,226.17-223,869.78-90,607.23

Finding the Fourth Proportional to 162,226.17, 223,869.78 and 90,607.23

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Solution

The fourth proportional to 162,226.17, 223,869.78 and 90,607.23 is: 125,036.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,226.17 : 223,869.78 = 90,607.23 : x
  2. Step 2: Convert to fraction form
    162,226.17/223,869.78 = 90,607.23/x
  3. Step 3: Cross multiply
    162,226.17x = 223,869.78 × 90,607.23
  4. Step 4: Simplify right side
    162,226.17x = 20,284,220,646.51
  5. Step 5: Solve for x
    x = 20,284,220,646.51/162,226.17
  6. Step 6: Final answer
    x = 125,036.67

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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.