Home / 249,530.64-374,184.78-71,995.46

Finding the Fourth Proportional to 249,530.64, 374,184.78 and 71,995.46

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Solution

The fourth proportional to 249,530.64, 374,184.78 and 71,995.46 is: 107,961.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,530.64 : 374,184.78 = 71,995.46 : x
  2. Step 2: Convert to fraction form
    249,530.64/374,184.78 = 71,995.46/x
  3. Step 3: Cross multiply
    249,530.64x = 374,184.78 × 71,995.46
  4. Step 4: Simplify right side
    249,530.64x = 26,939,603,490.17
  5. Step 5: Solve for x
    x = 26,939,603,490.17/249,530.64
  6. Step 6: Final answer
    x = 107,961.10

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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.