Home / 210,501.41-315,677.78-60,701.27

Finding the Fourth Proportional to 210,501.41, 315,677.78 and 60,701.27

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Solution

The fourth proportional to 210,501.41, 315,677.78 and 60,701.27 is: 91,030.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,501.41 : 315,677.78 = 60,701.27 : x
  2. Step 2: Convert to fraction form
    210,501.41/315,677.78 = 60,701.27/x
  3. Step 3: Cross multiply
    210,501.41x = 315,677.78 × 60,701.27
  4. Step 4: Simplify right side
    210,501.41x = 19,162,041,853.27
  5. Step 5: Solve for x
    x = 19,162,041,853.27/210,501.41
  6. Step 6: Final answer
    x = 91,030.47

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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.