Home / 109,542.80-164,312.49-56,204.00

Finding the Fourth Proportional to 109,542.80, 164,312.49 and 56,204.00

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Solution

The fourth proportional to 109,542.80, 164,312.49 and 56,204.00 is: 84,305.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,542.80 : 164,312.49 = 56,204.00 : x
  2. Step 2: Convert to fraction form
    109,542.80/164,312.49 = 56,204.00/x
  3. Step 3: Cross multiply
    109,542.80x = 164,312.49 × 56,204.00
  4. Step 4: Simplify right side
    109,542.80x = 9,235,018,366.40
  5. Step 5: Solve for x
    x = 9,235,018,366.40/109,542.80
  6. Step 6: Final answer
    x = 84,305.12

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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.