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Finding the Fourth Proportional to 210,303.51, 315,408.09 and 60,510.41

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Solution

The fourth proportional to 210,303.51, 315,408.09 and 60,510.41 is: 90,752.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,303.51 : 315,408.09 = 60,510.41 : x
  2. Step 2: Convert to fraction form
    210,303.51/315,408.09 = 60,510.41/x
  3. Step 3: Cross multiply
    210,303.51x = 315,408.09 × 60,510.41
  4. Step 4: Simplify right side
    210,303.51x = 19,085,472,843.22
  5. Step 5: Solve for x
    x = 19,085,472,843.22/210,303.51
  6. Step 6: Final answer
    x = 90,752.04

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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.