Home / 112,106.72-168,159.47-48,055.43

Finding the Fourth Proportional to 112,106.72, 168,159.47 and 48,055.43

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Solution

The fourth proportional to 112,106.72, 168,159.47 and 48,055.43 is: 72,082.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,106.72 : 168,159.47 = 48,055.43 : x
  2. Step 2: Convert to fraction form
    112,106.72/168,159.47 = 48,055.43/x
  3. Step 3: Cross multiply
    112,106.72x = 168,159.47 × 48,055.43
  4. Step 4: Simplify right side
    112,106.72x = 8,080,974,558.35
  5. Step 5: Solve for x
    x = 8,080,974,558.35/112,106.72
  6. Step 6: Final answer
    x = 72,082.88

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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.