Home / 112,247.72-154,896.98-61,259.16

Finding the Fourth Proportional to 112,247.72, 154,896.98 and 61,259.16

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Solution

The fourth proportional to 112,247.72, 154,896.98 and 61,259.16 is: 84,534.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,247.72 : 154,896.98 = 61,259.16 : x
  2. Step 2: Convert to fraction form
    112,247.72/154,896.98 = 61,259.16/x
  3. Step 3: Cross multiply
    112,247.72x = 154,896.98 × 61,259.16
  4. Step 4: Simplify right side
    112,247.72x = 9,488,858,881.34
  5. Step 5: Solve for x
    x = 9,488,858,881.34/112,247.72
  6. Step 6: Final answer
    x = 84,534.98

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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.