Home / 112,421.39-168,582.67-59,818.37

Finding the Fourth Proportional to 112,421.39, 168,582.67 and 59,818.37

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Solution

The fourth proportional to 112,421.39, 168,582.67 and 59,818.37 is: 89,701.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,421.39 : 168,582.67 = 59,818.37 : x
  2. Step 2: Convert to fraction form
    112,421.39/168,582.67 = 59,818.37/x
  3. Step 3: Cross multiply
    112,421.39x = 168,582.67 × 59,818.37
  4. Step 4: Simplify right side
    112,421.39x = 10,084,339,537.19
  5. Step 5: Solve for x
    x = 10,084,339,537.19/112,421.39
  6. Step 6: Final answer
    x = 89,701.26

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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.