Home / 141,829.02-212,768.76-47,064.87

Finding the Fourth Proportional to 141,829.02, 212,768.76 and 47,064.87

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Solution

The fourth proportional to 141,829.02, 212,768.76 and 47,064.87 is: 70,605.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,829.02 : 212,768.76 = 47,064.87 : x
  2. Step 2: Convert to fraction form
    141,829.02/212,768.76 = 47,064.87/x
  3. Step 3: Cross multiply
    141,829.02x = 212,768.76 × 47,064.87
  4. Step 4: Simplify right side
    141,829.02x = 10,013,934,029.46
  5. Step 5: Solve for x
    x = 10,013,934,029.46/141,829.02
  6. Step 6: Final answer
    x = 70,605.68

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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.