Home / 162,098.62-223,688.73-90,477.07

Finding the Fourth Proportional to 162,098.62, 223,688.73 and 90,477.07

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Solution

The fourth proportional to 162,098.62, 223,688.73 and 90,477.07 is: 124,854.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,098.62 : 223,688.73 = 90,477.07 : x
  2. Step 2: Convert to fraction form
    162,098.62/223,688.73 = 90,477.07/x
  3. Step 3: Cross multiply
    162,098.62x = 223,688.73 × 90,477.07
  4. Step 4: Simplify right side
    162,098.62x = 20,238,700,882.42
  5. Step 5: Solve for x
    x = 20,238,700,882.42/162,098.62
  6. Step 6: Final answer
    x = 124,854.25

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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.