Home / 134,892.45-202,502.70-68,298.30

Finding the Fourth Proportional to 134,892.45, 202,502.70 and 68,298.30

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Solution

The fourth proportional to 134,892.45, 202,502.70 and 68,298.30 is: 102,530.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,892.45 : 202,502.70 = 68,298.30 : x
  2. Step 2: Convert to fraction form
    134,892.45/202,502.70 = 68,298.30/x
  3. Step 3: Cross multiply
    134,892.45x = 202,502.70 × 68,298.30
  4. Step 4: Simplify right side
    134,892.45x = 13,830,590,155.41
  5. Step 5: Solve for x
    x = 13,830,590,155.41/134,892.45
  6. Step 6: Final answer
    x = 102,530.50

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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.