Home / 145,611.21-201,005.48-97,892.24

Finding the Fourth Proportional to 145,611.21, 201,005.48 and 97,892.24

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Solution

The fourth proportional to 145,611.21, 201,005.48 and 97,892.24 is: 135,132.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,611.21 : 201,005.48 = 97,892.24 : x
  2. Step 2: Convert to fraction form
    145,611.21/201,005.48 = 97,892.24/x
  3. Step 3: Cross multiply
    145,611.21x = 201,005.48 × 97,892.24
  4. Step 4: Simplify right side
    145,611.21x = 19,676,875,194.99
  5. Step 5: Solve for x
    x = 19,676,875,194.99/145,611.21
  6. Step 6: Final answer
    x = 135,132.97

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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.