Home / 164,067.10-245,444.55-142,124.20

Finding the Fourth Proportional to 164,067.10, 245,444.55 and 142,124.20

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Solution

The fourth proportional to 164,067.10, 245,444.55 and 142,124.20 is: 212,617.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,067.10 : 245,444.55 = 142,124.20 : x
  2. Step 2: Convert to fraction form
    164,067.10/245,444.55 = 142,124.20/x
  3. Step 3: Cross multiply
    164,067.10x = 245,444.55 × 142,124.20
  4. Step 4: Simplify right side
    164,067.10x = 34,883,610,313.11
  5. Step 5: Solve for x
    x = 34,883,610,313.11/164,067.10
  6. Step 6: Final answer
    x = 212,617.95

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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.