Home / 112,801.16-169,113.89-55,835.74

Finding the Fourth Proportional to 112,801.16, 169,113.89 and 55,835.74

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Solution

The fourth proportional to 112,801.16, 169,113.89 and 55,835.74 is: 83,710.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,801.16 : 169,113.89 = 55,835.74 : x
  2. Step 2: Convert to fraction form
    112,801.16/169,113.89 = 55,835.74/x
  3. Step 3: Cross multiply
    112,801.16x = 169,113.89 × 55,835.74
  4. Step 4: Simplify right side
    112,801.16x = 9,442,599,176.99
  5. Step 5: Solve for x
    x = 9,442,599,176.99/112,801.16
  6. Step 6: Final answer
    x = 83,710.12

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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.