Home / 112,292.12-154,960.63-61,302.89

Finding the Fourth Proportional to 112,292.12, 154,960.63 and 61,302.89

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Solution

The fourth proportional to 112,292.12, 154,960.63 and 61,302.89 is: 84,596.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,292.12 : 154,960.63 = 61,302.89 : x
  2. Step 2: Convert to fraction form
    112,292.12/154,960.63 = 61,302.89/x
  3. Step 3: Cross multiply
    112,292.12x = 154,960.63 × 61,302.89
  4. Step 4: Simplify right side
    112,292.12x = 9,499,534,689.37
  5. Step 5: Solve for x
    x = 9,499,534,689.37/112,292.12
  6. Step 6: Final answer
    x = 84,596.63

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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.