Home / 143,752.30-215,550.60-64,774.06

Finding the Fourth Proportional to 143,752.30, 215,550.60 and 64,774.06

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Solution

The fourth proportional to 143,752.30, 215,550.60 and 64,774.06 is: 97,126.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,752.30 : 215,550.60 = 64,774.06 : x
  2. Step 2: Convert to fraction form
    143,752.30/215,550.60 = 64,774.06/x
  3. Step 3: Cross multiply
    143,752.30x = 215,550.60 × 64,774.06
  4. Step 4: Simplify right side
    143,752.30x = 13,962,087,497.44
  5. Step 5: Solve for x
    x = 13,962,087,497.44/143,752.30
  6. Step 6: Final answer
    x = 97,126.01

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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.