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Finding the Fourth Proportional to 162,666.58, 224,477.68 and 91,046.58

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Solution

The fourth proportional to 162,666.58, 224,477.68 and 91,046.58 is: 125,643.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,666.58 : 224,477.68 = 91,046.58 : x
  2. Step 2: Convert to fraction form
    162,666.58/224,477.68 = 91,046.58/x
  3. Step 3: Cross multiply
    162,666.58x = 224,477.68 × 91,046.58
  4. Step 4: Simplify right side
    162,666.58x = 20,437,925,050.33
  5. Step 5: Solve for x
    x = 20,437,925,050.33/162,666.58
  6. Step 6: Final answer
    x = 125,643.05

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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.