Home / 112,203.12-154,846.98-64,455.24

Finding the Fourth Proportional to 112,203.12, 154,846.98 and 64,455.24

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Solution

The fourth proportional to 112,203.12, 154,846.98 and 64,455.24 is: 88,952.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,203.12 : 154,846.98 = 64,455.24 : x
  2. Step 2: Convert to fraction form
    112,203.12/154,846.98 = 64,455.24/x
  3. Step 3: Cross multiply
    112,203.12x = 154,846.98 × 64,455.24
  4. Step 4: Simplify right side
    112,203.12x = 9,980,699,259.18
  5. Step 5: Solve for x
    x = 9,980,699,259.18/112,203.12
  6. Step 6: Final answer
    x = 88,952.07

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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.