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Finding the Fourth Proportional to 60,208.64, 83,009.14 and 51,801.06

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Solution

The fourth proportional to 60,208.64, 83,009.14 and 51,801.06 is: 71,417.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,208.64 : 83,009.14 = 51,801.06 : x
  2. Step 2: Convert to fraction form
    60,208.64/83,009.14 = 51,801.06/x
  3. Step 3: Cross multiply
    60,208.64x = 83,009.14 × 51,801.06
  4. Step 4: Simplify right side
    60,208.64x = 4,299,961,441.69
  5. Step 5: Solve for x
    x = 4,299,961,441.69/60,208.64
  6. Step 6: Final answer
    x = 71,417.68

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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.