Home / 210,740.28-316,063.10-60,947.16

Finding the Fourth Proportional to 210,740.28, 316,063.10 and 60,947.16

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Solution

The fourth proportional to 210,740.28, 316,063.10 and 60,947.16 is: 91,407.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,740.28 : 316,063.10 = 60,947.16 : x
  2. Step 2: Convert to fraction form
    210,740.28/316,063.10 = 60,947.16/x
  3. Step 3: Cross multiply
    210,740.28x = 316,063.10 × 60,947.16
  4. Step 4: Simplify right side
    210,740.28x = 19,263,148,325.80
  5. Step 5: Solve for x
    x = 19,263,148,325.80/210,740.28
  6. Step 6: Final answer
    x = 91,407.05

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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.