Home / 149,210.70-223,808.75-55,709.16

Finding the Fourth Proportional to 149,210.70, 223,808.75 and 55,709.16

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Solution

The fourth proportional to 149,210.70, 223,808.75 and 55,709.16 is: 83,561.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,210.70 : 223,808.75 = 55,709.16 : x
  2. Step 2: Convert to fraction form
    149,210.70/223,808.75 = 55,709.16/x
  3. Step 3: Cross multiply
    149,210.70x = 223,808.75 × 55,709.16
  4. Step 4: Simplify right side
    149,210.70x = 12,468,196,867.59
  5. Step 5: Solve for x
    x = 12,468,196,867.59/149,210.70
  6. Step 6: Final answer
    x = 83,561.01

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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.