Home / 249,531.50-374,257.08-69,621.59

Finding the Fourth Proportional to 249,531.50, 374,257.08 and 69,621.59

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Solution

The fourth proportional to 249,531.50, 374,257.08 and 69,621.59 is: 104,421.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,531.50 : 374,257.08 = 69,621.59 : x
  2. Step 2: Convert to fraction form
    249,531.50/374,257.08 = 69,621.59/x
  3. Step 3: Cross multiply
    249,531.50x = 374,257.08 × 69,621.59
  4. Step 4: Simplify right side
    249,531.50x = 26,056,371,107.07
  5. Step 5: Solve for x
    x = 26,056,371,107.07/249,531.50
  6. Step 6: Final answer
    x = 104,421.17

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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.