Home / 112,459.26-168,605.55-68,075.51

Finding the Fourth Proportional to 112,459.26, 168,605.55 and 68,075.51

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Solution

The fourth proportional to 112,459.26, 168,605.55 and 68,075.51 is: 102,062.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,459.26 : 168,605.55 = 68,075.51 : x
  2. Step 2: Convert to fraction form
    112,459.26/168,605.55 = 68,075.51/x
  3. Step 3: Cross multiply
    112,459.26x = 168,605.55 × 68,075.51
  4. Step 4: Simplify right side
    112,459.26x = 11,477,908,805.08
  5. Step 5: Solve for x
    x = 11,477,908,805.08/112,459.26
  6. Step 6: Final answer
    x = 102,062.82

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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.