Home / 96,941.68-133,724.88-56,646.88

Finding the Fourth Proportional to 96,941.68, 133,724.88 and 56,646.88

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Solution

The fourth proportional to 96,941.68, 133,724.88 and 56,646.88 is: 78,140.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,941.68 : 133,724.88 = 56,646.88 : x
  2. Step 2: Convert to fraction form
    96,941.68/133,724.88 = 56,646.88/x
  3. Step 3: Cross multiply
    96,941.68x = 133,724.88 × 56,646.88
  4. Step 4: Simplify right side
    96,941.68x = 7,575,097,230.37
  5. Step 5: Solve for x
    x = 7,575,097,230.37/96,941.68
  6. Step 6: Final answer
    x = 78,140.77

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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.