Home / 210,206.16-290,093.96-118,357.08

Finding the Fourth Proportional to 210,206.16, 290,093.96 and 118,357.08

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Solution

The fourth proportional to 210,206.16, 290,093.96 and 118,357.08 is: 163,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,206.16 : 290,093.96 = 118,357.08 : x
  2. Step 2: Convert to fraction form
    210,206.16/290,093.96 = 118,357.08/x
  3. Step 3: Cross multiply
    210,206.16x = 290,093.96 × 118,357.08
  4. Step 4: Simplify right side
    210,206.16x = 34,334,674,031.24
  5. Step 5: Solve for x
    x = 34,334,674,031.24/210,206.16
  6. Step 6: Final answer
    x = 163,338.10

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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.