Home / 190,824.14-287,607.83-164,488.00

Finding the Fourth Proportional to 190,824.14, 287,607.83 and 164,488.00

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Solution

The fourth proportional to 190,824.14, 287,607.83 and 164,488.00 is: 247,914.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,824.14 : 287,607.83 = 164,488.00 : x
  2. Step 2: Convert to fraction form
    190,824.14/287,607.83 = 164,488.00/x
  3. Step 3: Cross multiply
    190,824.14x = 287,607.83 × 164,488.00
  4. Step 4: Simplify right side
    190,824.14x = 47,308,035,199.58
  5. Step 5: Solve for x
    x = 47,308,035,199.58/190,824.14
  6. Step 6: Final answer
    x = 247,914.32

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.