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Finding the Fourth Proportional to 272,866.94, 376,567.68 and 152,008.16

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Solution

The fourth proportional to 272,866.94, 376,567.68 and 152,008.16 is: 209,777.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,866.94 : 376,567.68 = 152,008.16 : x
  2. Step 2: Convert to fraction form
    272,866.94/376,567.68 = 152,008.16/x
  3. Step 3: Cross multiply
    272,866.94x = 376,567.68 × 152,008.16
  4. Step 4: Simplify right side
    272,866.94x = 57,241,360,152.27
  5. Step 5: Solve for x
    x = 57,241,360,152.27/272,866.94
  6. Step 6: Final answer
    x = 209,777.56

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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.