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Finding the Fourth Proportional to 253,483.94, 349,885.71 and 146,125.74

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Solution

The fourth proportional to 253,483.94, 349,885.71 and 146,125.74 is: 201,698.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,483.94 : 349,885.71 = 146,125.74 : x
  2. Step 2: Convert to fraction form
    253,483.94/349,885.71 = 146,125.74/x
  3. Step 3: Cross multiply
    253,483.94x = 349,885.71 × 146,125.74
  4. Step 4: Simplify right side
    253,483.94x = 51,127,308,289.18
  5. Step 5: Solve for x
    x = 51,127,308,289.18/253,483.94
  6. Step 6: Final answer
    x = 201,698.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.