Home / 145,090.60-217,344.30-97,851.40

Finding the Fourth Proportional to 145,090.60, 217,344.30 and 97,851.40

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Solution

The fourth proportional to 145,090.60, 217,344.30 and 97,851.40 is: 146,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,090.60 : 217,344.30 = 97,851.40 : x
  2. Step 2: Convert to fraction form
    145,090.60/217,344.30 = 97,851.40/x
  3. Step 3: Cross multiply
    145,090.60x = 217,344.30 × 97,851.40
  4. Step 4: Simplify right side
    145,090.60x = 21,267,444,037.02
  5. Step 5: Solve for x
    x = 21,267,444,037.02/145,090.60
  6. Step 6: Final answer
    x = 146,580.44

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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.