Home / 112,259.61-154,907.24-61,955.37

Finding the Fourth Proportional to 112,259.61, 154,907.24 and 61,955.37

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Solution

The fourth proportional to 112,259.61, 154,907.24 and 61,955.37 is: 85,492.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,259.61 : 154,907.24 = 61,955.37 : x
  2. Step 2: Convert to fraction form
    112,259.61/154,907.24 = 61,955.37/x
  3. Step 3: Cross multiply
    112,259.61x = 154,907.24 × 61,955.37
  4. Step 4: Simplify right side
    112,259.61x = 9,597,335,060.10
  5. Step 5: Solve for x
    x = 9,597,335,060.10/112,259.61
  6. Step 6: Final answer
    x = 85,492.32

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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.