Home / 249,011.28-373,444.02-99,201.78

Finding the Fourth Proportional to 249,011.28, 373,444.02 and 99,201.78

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Solution

The fourth proportional to 249,011.28, 373,444.02 and 99,201.78 is: 148,773.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,011.28 : 373,444.02 = 99,201.78 : x
  2. Step 2: Convert to fraction form
    249,011.28/373,444.02 = 99,201.78/x
  3. Step 3: Cross multiply
    249,011.28x = 373,444.02 × 99,201.78
  4. Step 4: Simplify right side
    249,011.28x = 37,046,311,514.36
  5. Step 5: Solve for x
    x = 37,046,311,514.36/249,011.28
  6. Step 6: Final answer
    x = 148,773.63

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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.