Home / 249,965.32-344,950.90-136,787.08

Finding the Fourth Proportional to 249,965.32, 344,950.90 and 136,787.08

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Solution

The fourth proportional to 249,965.32, 344,950.90 and 136,787.08 is: 188,765.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,965.32 : 344,950.90 = 136,787.08 : x
  2. Step 2: Convert to fraction form
    249,965.32/344,950.90 = 136,787.08/x
  3. Step 3: Cross multiply
    249,965.32x = 344,950.90 × 136,787.08
  4. Step 4: Simplify right side
    249,965.32x = 47,184,826,354.37
  5. Step 5: Solve for x
    x = 47,184,826,354.37/249,965.32
  6. Step 6: Final answer
    x = 188,765.49

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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.