Home / 104,613.15-144,365.25-56,866.35

Finding the Fourth Proportional to 104,613.15, 144,365.25 and 56,866.35

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Solution

The fourth proportional to 104,613.15, 144,365.25 and 56,866.35 is: 78,475.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,613.15 : 144,365.25 = 56,866.35 : x
  2. Step 2: Convert to fraction form
    104,613.15/144,365.25 = 56,866.35/x
  3. Step 3: Cross multiply
    104,613.15x = 144,365.25 × 56,866.35
  4. Step 4: Simplify right side
    104,613.15x = 8,209,524,834.34
  5. Step 5: Solve for x
    x = 8,209,524,834.34/104,613.15
  6. Step 6: Final answer
    x = 78,475.08

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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.