Home / 162,905.59-245,468.24-133,971.58

Finding the Fourth Proportional to 162,905.59, 245,468.24 and 133,971.58

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Solution

The fourth proportional to 162,905.59, 245,468.24 and 133,971.58 is: 201,870.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,905.59 : 245,468.24 = 133,971.58 : x
  2. Step 2: Convert to fraction form
    162,905.59/245,468.24 = 133,971.58/x
  3. Step 3: Cross multiply
    162,905.59x = 245,468.24 × 133,971.58
  4. Step 4: Simplify right side
    162,905.59x = 32,885,766,725.28
  5. Step 5: Solve for x
    x = 32,885,766,725.28/162,905.59
  6. Step 6: Final answer
    x = 201,870.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.