Home / 210,554.08-290,578.44-118,696.06

Finding the Fourth Proportional to 210,554.08, 290,578.44 and 118,696.06

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Solution

The fourth proportional to 210,554.08, 290,578.44 and 118,696.06 is: 163,808.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,554.08 : 290,578.44 = 118,696.06 : x
  2. Step 2: Convert to fraction form
    210,554.08/290,578.44 = 118,696.06/x
  3. Step 3: Cross multiply
    210,554.08x = 290,578.44 × 118,696.06
  4. Step 4: Simplify right side
    210,554.08x = 34,490,515,948.95
  5. Step 5: Solve for x
    x = 34,490,515,948.95/210,554.08
  6. Step 6: Final answer
    x = 163,808.35

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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.