Home / 113,582.13-169,032.42-109,798.02

Finding the Fourth Proportional to 113,582.13, 169,032.42 and 109,798.02

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Solution

The fourth proportional to 113,582.13, 169,032.42 and 109,798.02 is: 163,400.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,582.13 : 169,032.42 = 109,798.02 : x
  2. Step 2: Convert to fraction form
    113,582.13/169,032.42 = 109,798.02/x
  3. Step 3: Cross multiply
    113,582.13x = 169,032.42 × 109,798.02
  4. Step 4: Simplify right side
    113,582.13x = 18,559,425,031.81
  5. Step 5: Solve for x
    x = 18,559,425,031.81/113,582.13
  6. Step 6: Final answer
    x = 163,400.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.