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Finding the Fourth Proportional to 249,698.16, 374,597.46 and 91,923.12

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Solution

The fourth proportional to 249,698.16, 374,597.46 and 91,923.12 is: 137,903.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,698.16 : 374,597.46 = 91,923.12 : x
  2. Step 2: Convert to fraction form
    249,698.16/374,597.46 = 91,923.12/x
  3. Step 3: Cross multiply
    249,698.16x = 374,597.46 × 91,923.12
  4. Step 4: Simplify right side
    249,698.16x = 34,434,167,267.28
  5. Step 5: Solve for x
    x = 34,434,167,267.28/249,698.16
  6. Step 6: Final answer
    x = 137,903.17

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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.