Home / 155,777.12-233,675.42-105,835.76

Finding the Fourth Proportional to 155,777.12, 233,675.42 and 105,835.76

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Solution

The fourth proportional to 155,777.12, 233,675.42 and 105,835.76 is: 158,760.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,777.12 : 233,675.42 = 105,835.76 : x
  2. Step 2: Convert to fraction form
    155,777.12/233,675.42 = 105,835.76/x
  3. Step 3: Cross multiply
    155,777.12x = 233,675.42 × 105,835.76
  4. Step 4: Simplify right side
    155,777.12x = 24,731,215,669.02
  5. Step 5: Solve for x
    x = 24,731,215,669.02/155,777.12
  6. Step 6: Final answer
    x = 158,760.26

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1.5x scale

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.