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Finding the Fourth Proportional to 249,167.93, 373,811.36 and 80,688.47

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Solution

The fourth proportional to 249,167.93, 373,811.36 and 80,688.47 is: 121,051.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,167.93 : 373,811.36 = 80,688.47 : x
  2. Step 2: Convert to fraction form
    249,167.93/373,811.36 = 80,688.47/x
  3. Step 3: Cross multiply
    249,167.93x = 373,811.36 × 80,688.47
  4. Step 4: Simplify right side
    249,167.93x = 30,162,264,434.52
  5. Step 5: Solve for x
    x = 30,162,264,434.52/249,167.93
  6. Step 6: Final answer
    x = 121,051.95

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1.5x scale

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.