Home / 210,528.26-290,528.70-119,884.24

Finding the Fourth Proportional to 210,528.26, 290,528.70 and 119,884.24

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Solution

The fourth proportional to 210,528.26, 290,528.70 and 119,884.24 is: 165,440.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,528.26 : 290,528.70 = 119,884.24 : x
  2. Step 2: Convert to fraction form
    210,528.26/290,528.70 = 119,884.24/x
  3. Step 3: Cross multiply
    210,528.26x = 290,528.70 × 119,884.24
  4. Step 4: Simplify right side
    210,528.26x = 34,829,812,397.69
  5. Step 5: Solve for x
    x = 34,829,812,397.69/210,528.26
  6. Step 6: Final answer
    x = 165,440.08

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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.