Home / 272,666.99-376,271.53-151,804.26

Finding the Fourth Proportional to 272,666.99, 376,271.53 and 151,804.26

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Solution

The fourth proportional to 272,666.99, 376,271.53 and 151,804.26 is: 209,484.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,666.99 : 376,271.53 = 151,804.26 : x
  2. Step 2: Convert to fraction form
    272,666.99/376,271.53 = 151,804.26/x
  3. Step 3: Cross multiply
    272,666.99x = 376,271.53 × 151,804.26
  4. Step 4: Simplify right side
    272,666.99x = 57,119,620,791.21
  5. Step 5: Solve for x
    x = 57,119,620,791.21/272,666.99
  6. Step 6: Final answer
    x = 209,484.91

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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.