Home / 102,190.28-153,267.19-31,095.70

Finding the Fourth Proportional to 102,190.28, 153,267.19 and 31,095.70

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Solution

The fourth proportional to 102,190.28, 153,267.19 and 31,095.70 is: 46,638.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,190.28 : 153,267.19 = 31,095.70 : x
  2. Step 2: Convert to fraction form
    102,190.28/153,267.19 = 31,095.70/x
  3. Step 3: Cross multiply
    102,190.28x = 153,267.19 × 31,095.70
  4. Step 4: Simplify right side
    102,190.28x = 4,765,950,099.18
  5. Step 5: Solve for x
    x = 4,765,950,099.18/102,190.28
  6. Step 6: Final answer
    x = 46,638.00

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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.