Home / 97,326.40-145,989.60-96,670.30

Finding the Fourth Proportional to 97,326.40, 145,989.60 and 96,670.30

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Solution

The fourth proportional to 97,326.40, 145,989.60 and 96,670.30 is: 145,005.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,326.40 : 145,989.60 = 96,670.30 : x
  2. Step 2: Convert to fraction form
    97,326.40/145,989.60 = 96,670.30/x
  3. Step 3: Cross multiply
    97,326.40x = 145,989.60 × 96,670.30
  4. Step 4: Simplify right side
    97,326.40x = 14,112,858,428.88
  5. Step 5: Solve for x
    x = 14,112,858,428.88/97,326.40
  6. Step 6: Final answer
    x = 145,005.45

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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.