Home / 249,154.95-373,708.73-99,355.17

Finding the Fourth Proportional to 249,154.95, 373,708.73 and 99,355.17

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Solution

The fourth proportional to 249,154.95, 373,708.73 and 99,355.17 is: 149,023.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,154.95 : 373,708.73 = 99,355.17 : x
  2. Step 2: Convert to fraction form
    249,154.95/373,708.73 = 99,355.17/x
  3. Step 3: Cross multiply
    249,154.95x = 373,708.73 × 99,355.17
  4. Step 4: Simplify right side
    249,154.95x = 37,129,896,049.43
  5. Step 5: Solve for x
    x = 37,129,896,049.43/249,154.95
  6. Step 6: Final answer
    x = 149,023.31

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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.