Home / 156,744.90-235,117.35-56,908.35

Finding the Fourth Proportional to 156,744.90, 235,117.35 and 56,908.35

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Solution

The fourth proportional to 156,744.90, 235,117.35 and 56,908.35 is: 85,362.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,744.90 : 235,117.35 = 56,908.35 : x
  2. Step 2: Convert to fraction form
    156,744.90/235,117.35 = 56,908.35/x
  3. Step 3: Cross multiply
    156,744.90x = 235,117.35 × 56,908.35
  4. Step 4: Simplify right side
    156,744.90x = 13,380,140,444.87
  5. Step 5: Solve for x
    x = 13,380,140,444.87/156,744.90
  6. Step 6: Final answer
    x = 85,362.53

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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.