Home / 112,301.90-168,184.30-64,772.91

Finding the Fourth Proportional to 112,301.90, 168,184.30 and 64,772.91

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Solution

The fourth proportional to 112,301.90, 168,184.30 and 64,772.91 is: 97,004.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,301.90 : 168,184.30 = 64,772.91 : x
  2. Step 2: Convert to fraction form
    112,301.90/168,184.30 = 64,772.91/x
  3. Step 3: Cross multiply
    112,301.90x = 168,184.30 × 64,772.91
  4. Step 4: Simplify right side
    112,301.90x = 10,893,786,203.45
  5. Step 5: Solve for x
    x = 10,893,786,203.45/112,301.90
  6. Step 6: Final answer
    x = 97,004.47

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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.