Home / 210,827.11-316,271.92-61,048.70

Finding the Fourth Proportional to 210,827.11, 316,271.92 and 61,048.70

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Solution

The fourth proportional to 210,827.11, 316,271.92 and 61,048.70 is: 91,582.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,827.11 : 316,271.92 = 61,048.70 : x
  2. Step 2: Convert to fraction form
    210,827.11/316,271.92 = 61,048.70/x
  3. Step 3: Cross multiply
    210,827.11x = 316,271.92 × 61,048.70
  4. Step 4: Simplify right side
    210,827.11x = 19,307,989,562.50
  5. Step 5: Solve for x
    x = 19,307,989,562.50/210,827.11
  6. Step 6: Final answer
    x = 91,582.10

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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.