Home / 145,634.54-201,037.61-97,915.55

Finding the Fourth Proportional to 145,634.54, 201,037.61 and 97,915.55

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Solution

The fourth proportional to 145,634.54, 201,037.61 and 97,915.55 is: 135,165.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,634.54 : 201,037.61 = 97,915.55 : x
  2. Step 2: Convert to fraction form
    145,634.54/201,037.61 = 97,915.55/x
  3. Step 3: Cross multiply
    145,634.54x = 201,037.61 × 97,915.55
  4. Step 4: Simplify right side
    145,634.54x = 19,684,707,664.26
  5. Step 5: Solve for x
    x = 19,684,707,664.26/145,634.54
  6. Step 6: Final answer
    x = 135,165.10

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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.