Home / 112,271.95-168,358.52-42,102.06

Finding the Fourth Proportional to 112,271.95, 168,358.52 and 42,102.06

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Solution

The fourth proportional to 112,271.95, 168,358.52 and 42,102.06 is: 63,134.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,271.95 : 168,358.52 = 42,102.06 : x
  2. Step 2: Convert to fraction form
    112,271.95/168,358.52 = 42,102.06/x
  3. Step 3: Cross multiply
    112,271.95x = 168,358.52 × 42,102.06
  4. Step 4: Simplify right side
    112,271.95x = 7,088,239,747.64
  5. Step 5: Solve for x
    x = 7,088,239,747.64/112,271.95
  6. Step 6: Final answer
    x = 63,134.56

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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.