Home / 249,610.40-374,415.60-109,642.40

Finding the Fourth Proportional to 249,610.40, 374,415.60 and 109,642.40

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Solution

The fourth proportional to 249,610.40, 374,415.60 and 109,642.40 is: 164,463.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,610.40 : 374,415.60 = 109,642.40 : x
  2. Step 2: Convert to fraction form
    249,610.40/374,415.60 = 109,642.40/x
  3. Step 3: Cross multiply
    249,610.40x = 374,415.60 × 109,642.40
  4. Step 4: Simplify right side
    249,610.40x = 41,051,824,981.44
  5. Step 5: Solve for x
    x = 41,051,824,981.44/249,610.40
  6. Step 6: Final answer
    x = 164,463.60

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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.