Home / 210,206.25-290,094.06-118,357.14

Finding the Fourth Proportional to 210,206.25, 290,094.06 and 118,357.14

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Solution

The fourth proportional to 210,206.25, 290,094.06 and 118,357.14 is: 163,338.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,206.25 : 290,094.06 = 118,357.14 : x
  2. Step 2: Convert to fraction form
    210,206.25/290,094.06 = 118,357.14/x
  3. Step 3: Cross multiply
    210,206.25x = 290,094.06 × 118,357.14
  4. Step 4: Simplify right side
    210,206.25x = 34,334,703,272.59
  5. Step 5: Solve for x
    x = 34,334,703,272.59/210,206.25
  6. Step 6: Final answer
    x = 163,338.17

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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.