Home / 112,911.17-169,219.11-46,273.28

Finding the Fourth Proportional to 112,911.17, 169,219.11 and 46,273.28

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Solution

The fourth proportional to 112,911.17, 169,219.11 and 46,273.28 is: 69,349.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,911.17 : 169,219.11 = 46,273.28 : x
  2. Step 2: Convert to fraction form
    112,911.17/169,219.11 = 46,273.28/x
  3. Step 3: Cross multiply
    112,911.17x = 169,219.11 × 46,273.28
  4. Step 4: Simplify right side
    112,911.17x = 7,830,323,258.38
  5. Step 5: Solve for x
    x = 7,830,323,258.38/112,911.17
  6. Step 6: Final answer
    x = 69,349.41

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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.