Home / 145,426.04-200,620.58-84,999.24

Finding the Fourth Proportional to 145,426.04, 200,620.58 and 84,999.24

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Solution

The fourth proportional to 145,426.04, 200,620.58 and 84,999.24 is: 117,259.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,426.04 : 200,620.58 = 84,999.24 : x
  2. Step 2: Convert to fraction form
    145,426.04/200,620.58 = 84,999.24/x
  3. Step 3: Cross multiply
    145,426.04x = 200,620.58 × 84,999.24
  4. Step 4: Simplify right side
    145,426.04x = 17,052,596,828.36
  5. Step 5: Solve for x
    x = 17,052,596,828.36/145,426.04
  6. Step 6: Final answer
    x = 117,259.58

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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.