Home / 77,347.24-106,740.28-47,133.83

Finding the Fourth Proportional to 77,347.24, 106,740.28 and 47,133.83

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Solution

The fourth proportional to 77,347.24, 106,740.28 and 47,133.83 is: 65,045.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,347.24 : 106,740.28 = 47,133.83 : x
  2. Step 2: Convert to fraction form
    77,347.24/106,740.28 = 47,133.83/x
  3. Step 3: Cross multiply
    77,347.24x = 106,740.28 × 47,133.83
  4. Step 4: Simplify right side
    77,347.24x = 5,031,078,537.44
  5. Step 5: Solve for x
    x = 5,031,078,537.44/77,347.24
  6. Step 6: Final answer
    x = 65,045.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.