Home / 112,368.13-168,360.33-61,809.46

Finding the Fourth Proportional to 112,368.13, 168,360.33 and 61,809.46

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Solution

The fourth proportional to 112,368.13, 168,360.33 and 61,809.46 is: 92,608.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,368.13 : 168,360.33 = 61,809.46 : x
  2. Step 2: Convert to fraction form
    112,368.13/168,360.33 = 61,809.46/x
  3. Step 3: Cross multiply
    112,368.13x = 168,360.33 × 61,809.46
  4. Step 4: Simplify right side
    112,368.13x = 10,406,261,082.72
  5. Step 5: Solve for x
    x = 10,406,261,082.72/112,368.13
  6. Step 6: Final answer
    x = 92,608.65

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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.