Home / 143,264.02-214,922.40-47,206.66

Finding the Fourth Proportional to 143,264.02, 214,922.40 and 47,206.66

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Solution

The fourth proportional to 143,264.02, 214,922.40 and 47,206.66 is: 70,818.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,264.02 : 214,922.40 = 47,206.66 : x
  2. Step 2: Convert to fraction form
    143,264.02/214,922.40 = 47,206.66/x
  3. Step 3: Cross multiply
    143,264.02x = 214,922.40 × 47,206.66
  4. Step 4: Simplify right side
    143,264.02x = 10,145,768,663.18
  5. Step 5: Solve for x
    x = 10,145,768,663.18/143,264.02
  6. Step 6: Final answer
    x = 70,818.68

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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.