Home / 169,133.04-253,386.36-84,794.76

Finding the Fourth Proportional to 169,133.04, 253,386.36 and 84,794.76

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Solution

The fourth proportional to 169,133.04, 253,386.36 and 84,794.76 is: 127,035.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,133.04 : 253,386.36 = 84,794.76 : x
  2. Step 2: Convert to fraction form
    169,133.04/253,386.36 = 84,794.76/x
  3. Step 3: Cross multiply
    169,133.04x = 253,386.36 × 84,794.76
  4. Step 4: Simplify right side
    169,133.04x = 21,485,835,583.47
  5. Step 5: Solve for x
    x = 21,485,835,583.47/169,133.04
  6. Step 6: Final answer
    x = 127,035.12

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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.