Home / 89,334.65-134,057.48-55,666.74

Finding the Fourth Proportional to 89,334.65, 134,057.48 and 55,666.74

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Solution

The fourth proportional to 89,334.65, 134,057.48 and 55,666.74 is: 83,534.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,334.65 : 134,057.48 = 55,666.74 : x
  2. Step 2: Convert to fraction form
    89,334.65/134,057.48 = 55,666.74/x
  3. Step 3: Cross multiply
    89,334.65x = 134,057.48 × 55,666.74
  4. Step 4: Simplify right side
    89,334.65x = 7,462,543,421.72
  5. Step 5: Solve for x
    x = 7,462,543,421.72/89,334.65
  6. Step 6: Final answer
    x = 83,534.71

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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.