Home / 112,082.08-154,695.96-64,368.16

Finding the Fourth Proportional to 112,082.08, 154,695.96 and 64,368.16

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Solution

The fourth proportional to 112,082.08, 154,695.96 and 64,368.16 is: 88,841.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,082.08 : 154,695.96 = 64,368.16 : x
  2. Step 2: Convert to fraction form
    112,082.08/154,695.96 = 64,368.16/x
  3. Step 3: Cross multiply
    112,082.08x = 154,695.96 × 64,368.16
  4. Step 4: Simplify right side
    112,082.08x = 9,957,494,304.63
  5. Step 5: Solve for x
    x = 9,957,494,304.63/112,082.08
  6. Step 6: Final answer
    x = 88,841.09

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1.5x scale

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.