Home / 77,264.37-106,627.46-45,436.23

Finding the Fourth Proportional to 77,264.37, 106,627.46 and 45,436.23

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Solution

The fourth proportional to 77,264.37, 106,627.46 and 45,436.23 is: 62,703.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,264.37 : 106,627.46 = 45,436.23 : x
  2. Step 2: Convert to fraction form
    77,264.37/106,627.46 = 45,436.23/x
  3. Step 3: Cross multiply
    77,264.37x = 106,627.46 × 45,436.23
  4. Step 4: Simplify right side
    77,264.37x = 4,844,749,569.69
  5. Step 5: Solve for x
    x = 4,844,749,569.69/77,264.37
  6. Step 6: Final answer
    x = 62,703.54

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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.