Home / 249,508.02-344,317.05-136,328.34

Finding the Fourth Proportional to 249,508.02, 344,317.05 and 136,328.34

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Solution

The fourth proportional to 249,508.02, 344,317.05 and 136,328.34 is: 188,130.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,508.02 : 344,317.05 = 136,328.34 : x
  2. Step 2: Convert to fraction form
    249,508.02/344,317.05 = 136,328.34/x
  3. Step 3: Cross multiply
    249,508.02x = 344,317.05 × 136,328.34
  4. Step 4: Simplify right side
    249,508.02x = 46,940,171,860.20
  5. Step 5: Solve for x
    x = 46,940,171,860.20/249,508.02
  6. Step 6: Final answer
    x = 188,130.91

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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.