Home / 134,356.32-201,228.12-64,285.20

Finding the Fourth Proportional to 134,356.32, 201,228.12 and 64,285.20

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Solution

The fourth proportional to 134,356.32, 201,228.12 and 64,285.20 is: 96,281.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,356.32 : 201,228.12 = 64,285.20 : x
  2. Step 2: Convert to fraction form
    134,356.32/201,228.12 = 64,285.20/x
  3. Step 3: Cross multiply
    134,356.32x = 201,228.12 × 64,285.20
  4. Step 4: Simplify right side
    134,356.32x = 12,935,989,939.82
  5. Step 5: Solve for x
    x = 12,935,989,939.82/134,356.32
  6. Step 6: Final answer
    x = 96,281.22

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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.