Home / 210,669.18-316,059.03-75,746.76

Finding the Fourth Proportional to 210,669.18, 316,059.03 and 75,746.76

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Solution

The fourth proportional to 210,669.18, 316,059.03 and 75,746.76 is: 113,640.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,669.18 : 316,059.03 = 75,746.76 : x
  2. Step 2: Convert to fraction form
    210,669.18/316,059.03 = 75,746.76/x
  3. Step 3: Cross multiply
    210,669.18x = 316,059.03 × 75,746.76
  4. Step 4: Simplify right side
    210,669.18x = 23,940,447,491.24
  5. Step 5: Solve for x
    x = 23,940,447,491.24/210,669.18
  6. Step 6: Final answer
    x = 113,640.01

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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.