Home / 146,302.20-201,886.56-85,875.30

Finding the Fourth Proportional to 146,302.20, 201,886.56 and 85,875.30

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Solution

The fourth proportional to 146,302.20, 201,886.56 and 85,875.30 is: 118,501.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,302.20 : 201,886.56 = 85,875.30 : x
  2. Step 2: Convert to fraction form
    146,302.20/201,886.56 = 85,875.30/x
  3. Step 3: Cross multiply
    146,302.20x = 201,886.56 × 85,875.30
  4. Step 4: Simplify right side
    146,302.20x = 17,337,068,905.97
  5. Step 5: Solve for x
    x = 17,337,068,905.97/146,302.20
  6. Step 6: Final answer
    x = 118,501.76

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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.