Home / 160,349.04-240,484.64-66,803.76

Finding the Fourth Proportional to 160,349.04, 240,484.64 and 66,803.76

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Solution

The fourth proportional to 160,349.04, 240,484.64 and 66,803.76 is: 100,189.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,349.04 : 240,484.64 = 66,803.76 : x
  2. Step 2: Convert to fraction form
    160,349.04/240,484.64 = 66,803.76/x
  3. Step 3: Cross multiply
    160,349.04x = 240,484.64 × 66,803.76
  4. Step 4: Simplify right side
    160,349.04x = 16,065,278,174.25
  5. Step 5: Solve for x
    x = 16,065,278,174.25/160,349.04
  6. Step 6: Final answer
    x = 100,189.43

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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.