Home / 249,069.88-373,577.08-89,139.36

Finding the Fourth Proportional to 249,069.88, 373,577.08 and 89,139.36

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Solution

The fourth proportional to 249,069.88, 373,577.08 and 89,139.36 is: 133,699.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,069.88 : 373,577.08 = 89,139.36 : x
  2. Step 2: Convert to fraction form
    249,069.88/373,577.08 = 89,139.36/x
  3. Step 3: Cross multiply
    249,069.88x = 373,577.08 × 89,139.36
  4. Step 4: Simplify right side
    249,069.88x = 33,300,421,821.87
  5. Step 5: Solve for x
    x = 33,300,421,821.87/249,069.88
  6. Step 6: Final answer
    x = 133,699.11

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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.