Home / 210,004.70-314,925.15-91,595.30

Finding the Fourth Proportional to 210,004.70, 314,925.15 and 91,595.30

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Solution

The fourth proportional to 210,004.70, 314,925.15 and 91,595.30 is: 137,357.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,004.70 : 314,925.15 = 91,595.30 : x
  2. Step 2: Convert to fraction form
    210,004.70/314,925.15 = 91,595.30/x
  3. Step 3: Cross multiply
    210,004.70x = 314,925.15 × 91,595.30
  4. Step 4: Simplify right side
    210,004.70x = 28,845,663,591.80
  5. Step 5: Solve for x
    x = 28,845,663,591.80/210,004.70
  6. Step 6: Final answer
    x = 137,357.23

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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.