Home / 146,365.20-201,973.50-85,938.48

Finding the Fourth Proportional to 146,365.20, 201,973.50 and 85,938.48

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Solution

The fourth proportional to 146,365.20, 201,973.50 and 85,938.48 is: 118,588.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,365.20 : 201,973.50 = 85,938.48 : x
  2. Step 2: Convert to fraction form
    146,365.20/201,973.50 = 85,938.48/x
  3. Step 3: Cross multiply
    146,365.20x = 201,973.50 × 85,938.48
  4. Step 4: Simplify right side
    146,365.20x = 17,357,295,590.28
  5. Step 5: Solve for x
    x = 17,357,295,590.28/146,365.20
  6. Step 6: Final answer
    x = 118,588.95

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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.