Home / 210,256.65-315,433.27-60,498.18

Finding the Fourth Proportional to 210,256.65, 315,433.27 and 60,498.18

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Solution

The fourth proportional to 210,256.65, 315,433.27 and 60,498.18 is: 90,761.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,256.65 : 315,433.27 = 60,498.18 : x
  2. Step 2: Convert to fraction form
    210,256.65/315,433.27 = 60,498.18/x
  3. Step 3: Cross multiply
    210,256.65x = 315,433.27 × 60,498.18
  4. Step 4: Simplify right side
    210,256.65x = 19,083,138,822.07
  5. Step 5: Solve for x
    x = 19,083,138,822.07/210,256.65
  6. Step 6: Final answer
    x = 90,761.17

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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.