Home / 190,425.12-262,838.88-118,762.08

Finding the Fourth Proportional to 190,425.12, 262,838.88 and 118,762.08

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Solution

The fourth proportional to 190,425.12, 262,838.88 and 118,762.08 is: 163,924.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,425.12 : 262,838.88 = 118,762.08 : x
  2. Step 2: Convert to fraction form
    190,425.12/262,838.88 = 118,762.08/x
  3. Step 3: Cross multiply
    190,425.12x = 262,838.88 × 118,762.08
  4. Step 4: Simplify right side
    190,425.12x = 31,215,292,093.67
  5. Step 5: Solve for x
    x = 31,215,292,093.67/190,425.12
  6. Step 6: Final answer
    x = 163,924.23

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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.