Home / 249,682.34-374,541.73-72,190.28

Finding the Fourth Proportional to 249,682.34, 374,541.73 and 72,190.28

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Solution

The fourth proportional to 249,682.34, 374,541.73 and 72,190.28 is: 108,290.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,682.34 : 374,541.73 = 72,190.28 : x
  2. Step 2: Convert to fraction form
    249,682.34/374,541.73 = 72,190.28/x
  3. Step 3: Cross multiply
    249,682.34x = 374,541.73 × 72,190.28
  4. Step 4: Simplify right side
    249,682.34x = 27,038,270,307.20
  5. Step 5: Solve for x
    x = 27,038,270,307.20/249,682.34
  6. Step 6: Final answer
    x = 108,290.68

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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.