Home / 249,290.68-373,378.35-115,971.16

Finding the Fourth Proportional to 249,290.68, 373,378.35 and 115,971.16

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Solution

The fourth proportional to 249,290.68, 373,378.35 and 115,971.16 is: 173,697.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,290.68 : 373,378.35 = 115,971.16 : x
  2. Step 2: Convert to fraction form
    249,290.68/373,378.35 = 115,971.16/x
  3. Step 3: Cross multiply
    249,290.68x = 373,378.35 × 115,971.16
  4. Step 4: Simplify right side
    249,290.68x = 43,301,120,368.39
  5. Step 5: Solve for x
    x = 43,301,120,368.39/249,290.68
  6. Step 6: Final answer
    x = 173,697.31

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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.