Home / 287,022.26-430,567.95-94,903.22

Finding the Fourth Proportional to 287,022.26, 430,567.95 and 94,903.22

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Solution

The fourth proportional to 287,022.26, 430,567.95 and 94,903.22 is: 142,366.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,022.26 : 430,567.95 = 94,903.22 : x
  2. Step 2: Convert to fraction form
    287,022.26/430,567.95 = 94,903.22/x
  3. Step 3: Cross multiply
    287,022.26x = 430,567.95 × 94,903.22
  4. Step 4: Simplify right side
    287,022.26x = 40,862,284,883.80
  5. Step 5: Solve for x
    x = 40,862,284,883.80/287,022.26
  6. Step 6: Final answer
    x = 142,366.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.