Home / 249,629.60-374,444.40-109,661.60

Finding the Fourth Proportional to 249,629.60, 374,444.40 and 109,661.60

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Solution

The fourth proportional to 249,629.60, 374,444.40 and 109,661.60 is: 164,492.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,629.60 : 374,444.40 = 109,661.60 : x
  2. Step 2: Convert to fraction form
    249,629.60/374,444.40 = 109,661.60/x
  3. Step 3: Cross multiply
    249,629.60x = 374,444.40 × 109,661.60
  4. Step 4: Simplify right side
    249,629.60x = 41,062,172,015.04
  5. Step 5: Solve for x
    x = 41,062,172,015.04/249,629.60
  6. Step 6: Final answer
    x = 164,492.40

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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.