Home / 208,259.91-312,258.65-176,681.05

Finding the Fourth Proportional to 208,259.91, 312,258.65 and 176,681.05

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Solution

The fourth proportional to 208,259.91, 312,258.65 and 176,681.05 is: 264,910.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,259.91 : 312,258.65 = 176,681.05 : x
  2. Step 2: Convert to fraction form
    208,259.91/312,258.65 = 176,681.05/x
  3. Step 3: Cross multiply
    208,259.91x = 312,258.65 × 176,681.05
  4. Step 4: Simplify right side
    208,259.91x = 55,170,184,489.53
  5. Step 5: Solve for x
    x = 55,170,184,489.53/208,259.91
  6. Step 6: Final answer
    x = 264,910.25

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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.