Home / 105,557.37-145,686.18-60,237.27

Finding the Fourth Proportional to 105,557.37, 145,686.18 and 60,237.27

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Solution

The fourth proportional to 105,557.37, 145,686.18 and 60,237.27 is: 83,137.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,557.37 : 145,686.18 = 60,237.27 : x
  2. Step 2: Convert to fraction form
    105,557.37/145,686.18 = 60,237.27/x
  3. Step 3: Cross multiply
    105,557.37x = 145,686.18 × 60,237.27
  4. Step 4: Simplify right side
    105,557.37x = 8,775,737,759.93
  5. Step 5: Solve for x
    x = 8,775,737,759.93/105,557.37
  6. Step 6: Final answer
    x = 83,137.14

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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.