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Finding the Fourth Proportional to 134,417.96, 201,627.41 and 39,649.31

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Solution

The fourth proportional to 134,417.96, 201,627.41 and 39,649.31 is: 59,474.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,417.96 : 201,627.41 = 39,649.31 : x
  2. Step 2: Convert to fraction form
    134,417.96/201,627.41 = 39,649.31/x
  3. Step 3: Cross multiply
    134,417.96x = 201,627.41 × 39,649.31
  4. Step 4: Simplify right side
    134,417.96x = 7,994,386,477.20
  5. Step 5: Solve for x
    x = 7,994,386,477.20/134,417.96
  6. Step 6: Final answer
    x = 59,474.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.