Home / 249,238.02-343,949.87-141,808.05

Finding the Fourth Proportional to 249,238.02, 343,949.87 and 141,808.05

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Solution

The fourth proportional to 249,238.02, 343,949.87 and 141,808.05 is: 195,695.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,238.02 : 343,949.87 = 141,808.05 : x
  2. Step 2: Convert to fraction form
    249,238.02/343,949.87 = 141,808.05/x
  3. Step 3: Cross multiply
    249,238.02x = 343,949.87 × 141,808.05
  4. Step 4: Simplify right side
    249,238.02x = 48,774,860,362.45
  5. Step 5: Solve for x
    x = 48,774,860,362.45/249,238.02
  6. Step 6: Final answer
    x = 195,695.91

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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.