Home / 164,128.79-226,498.45-92,510.01

Finding the Fourth Proportional to 164,128.79, 226,498.45 and 92,510.01

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Solution

The fourth proportional to 164,128.79, 226,498.45 and 92,510.01 is: 127,664.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,128.79 : 226,498.45 = 92,510.01 : x
  2. Step 2: Convert to fraction form
    164,128.79/226,498.45 = 92,510.01/x
  3. Step 3: Cross multiply
    164,128.79x = 226,498.45 × 92,510.01
  4. Step 4: Simplify right side
    164,128.79x = 20,953,373,643.21
  5. Step 5: Solve for x
    x = 20,953,373,643.21/164,128.79
  6. Step 6: Final answer
    x = 127,664.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.