Home / 249,196.95-373,850.10-80,688.60

Finding the Fourth Proportional to 249,196.95, 373,850.10 and 80,688.60

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Solution

The fourth proportional to 249,196.95, 373,850.10 and 80,688.60 is: 121,050.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,196.95 : 373,850.10 = 80,688.60 : x
  2. Step 2: Convert to fraction form
    249,196.95/373,850.10 = 80,688.60/x
  3. Step 3: Cross multiply
    249,196.95x = 373,850.10 × 80,688.60
  4. Step 4: Simplify right side
    249,196.95x = 30,165,441,178.86
  5. Step 5: Solve for x
    x = 30,165,441,178.86/249,196.95
  6. Step 6: Final answer
    x = 121,050.60

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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.