Home / 249,445.89-344,234.75-136,269.45

Finding the Fourth Proportional to 249,445.89, 344,234.75 and 136,269.45

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Solution

The fourth proportional to 249,445.89, 344,234.75 and 136,269.45 is: 188,051.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,445.89 : 344,234.75 = 136,269.45 : x
  2. Step 2: Convert to fraction form
    249,445.89/344,234.75 = 136,269.45/x
  3. Step 3: Cross multiply
    249,445.89x = 344,234.75 × 136,269.45
  4. Step 4: Simplify right side
    249,445.89x = 46,908,679,372.04
  5. Step 5: Solve for x
    x = 46,908,679,372.04/249,445.89
  6. Step 6: Final answer
    x = 188,051.52

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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.