Home / 163,335.42-245,034.10-56,715.22

Finding the Fourth Proportional to 163,335.42, 245,034.10 and 56,715.22

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Solution

The fourth proportional to 163,335.42, 245,034.10 and 56,715.22 is: 85,083.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,335.42 : 245,034.10 = 56,715.22 : x
  2. Step 2: Convert to fraction form
    163,335.42/245,034.10 = 56,715.22/x
  3. Step 3: Cross multiply
    163,335.42x = 245,034.10 × 56,715.22
  4. Step 4: Simplify right side
    163,335.42x = 13,897,162,889.00
  5. Step 5: Solve for x
    x = 13,897,162,889.00/163,335.42
  6. Step 6: Final answer
    x = 85,083.58

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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.