Home / 60,622.19-83,629.64-47,100.90

Finding the Fourth Proportional to 60,622.19, 83,629.64 and 47,100.90

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Solution

The fourth proportional to 60,622.19, 83,629.64 and 47,100.90 is: 64,976.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,622.19 : 83,629.64 = 47,100.90 : x
  2. Step 2: Convert to fraction form
    60,622.19/83,629.64 = 47,100.90/x
  3. Step 3: Cross multiply
    60,622.19x = 83,629.64 × 47,100.90
  4. Step 4: Simplify right side
    60,622.19x = 3,939,031,075.17
  5. Step 5: Solve for x
    x = 3,939,031,075.17/60,622.19
  6. Step 6: Final answer
    x = 64,976.73

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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.