Home / 142,838.26-214,238.67-37,665.52

Finding the Fourth Proportional to 142,838.26, 214,238.67 and 37,665.52

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Solution

The fourth proportional to 142,838.26, 214,238.67 and 37,665.52 is: 56,493.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,838.26 : 214,238.67 = 37,665.52 : x
  2. Step 2: Convert to fraction form
    142,838.26/214,238.67 = 37,665.52/x
  3. Step 3: Cross multiply
    142,838.26x = 214,238.67 × 37,665.52
  4. Step 4: Simplify right side
    142,838.26x = 8,069,410,909.66
  5. Step 5: Solve for x
    x = 8,069,410,909.66/142,838.26
  6. Step 6: Final answer
    x = 56,493.34

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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.