Home / 104,648.04-144,416.10-56,901.70

Finding the Fourth Proportional to 104,648.04, 144,416.10 and 56,901.70

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Solution

The fourth proportional to 104,648.04, 144,416.10 and 56,901.70 is: 78,525.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,648.04 : 144,416.10 = 56,901.70 : x
  2. Step 2: Convert to fraction form
    104,648.04/144,416.10 = 56,901.70/x
  3. Step 3: Cross multiply
    104,648.04x = 144,416.10 × 56,901.70
  4. Step 4: Simplify right side
    104,648.04x = 8,217,521,597.37
  5. Step 5: Solve for x
    x = 8,217,521,597.37/104,648.04
  6. Step 6: Final answer
    x = 78,525.33

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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.