Home / 102,273.40-153,410.10-94,670.20

Finding the Fourth Proportional to 102,273.40, 153,410.10 and 94,670.20

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Solution

The fourth proportional to 102,273.40, 153,410.10 and 94,670.20 is: 142,005.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,273.40 : 153,410.10 = 94,670.20 : x
  2. Step 2: Convert to fraction form
    102,273.40/153,410.10 = 94,670.20/x
  3. Step 3: Cross multiply
    102,273.40x = 153,410.10 × 94,670.20
  4. Step 4: Simplify right side
    102,273.40x = 14,523,364,849.02
  5. Step 5: Solve for x
    x = 14,523,364,849.02/102,273.40
  6. Step 6: Final answer
    x = 142,005.30

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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.