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Finding the Fourth Proportional to 143,210.88, 214,852.77 and 101,173.10

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Solution

The fourth proportional to 143,210.88, 214,852.77 and 101,173.10 is: 151,785.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,210.88 : 214,852.77 = 101,173.10 : x
  2. Step 2: Convert to fraction form
    143,210.88/214,852.77 = 101,173.10/x
  3. Step 3: Cross multiply
    143,210.88x = 214,852.77 × 101,173.10
  4. Step 4: Simplify right side
    143,210.88x = 21,737,319,710.22
  5. Step 5: Solve for x
    x = 21,737,319,710.22/143,210.88
  6. Step 6: Final answer
    x = 151,785.39

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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.