Home / 104,050.12-143,588.94-56,303.45

Finding the Fourth Proportional to 104,050.12, 143,588.94 and 56,303.45

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Solution

The fourth proportional to 104,050.12, 143,588.94 and 56,303.45 is: 77,698.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,050.12 : 143,588.94 = 56,303.45 : x
  2. Step 2: Convert to fraction form
    104,050.12/143,588.94 = 56,303.45/x
  3. Step 3: Cross multiply
    104,050.12x = 143,588.94 × 56,303.45
  4. Step 4: Simplify right side
    104,050.12x = 8,084,552,703.84
  5. Step 5: Solve for x
    x = 8,084,552,703.84/104,050.12
  6. Step 6: Final answer
    x = 77,698.64

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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.