Home / 146,011.60-201,539.10-85,595.32

Finding the Fourth Proportional to 146,011.60, 201,539.10 and 85,595.32

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Solution

The fourth proportional to 146,011.60, 201,539.10 and 85,595.32 is: 118,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,011.60 : 201,539.10 = 85,595.32 : x
  2. Step 2: Convert to fraction form
    146,011.60/201,539.10 = 85,595.32/x
  3. Step 3: Cross multiply
    146,011.60x = 201,539.10 × 85,595.32
  4. Step 4: Simplify right side
    146,011.60x = 17,250,803,757.01
  5. Step 5: Solve for x
    x = 17,250,803,757.01/146,011.60
  6. Step 6: Final answer
    x = 118,146.80

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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.