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Finding the Fourth Proportional to 272,182.08, 375,616.80 and 151,328.16

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Solution

The fourth proportional to 272,182.08, 375,616.80 and 151,328.16 is: 208,835.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,182.08 : 375,616.80 = 151,328.16 : x
  2. Step 2: Convert to fraction form
    272,182.08/375,616.80 = 151,328.16/x
  3. Step 3: Cross multiply
    272,182.08x = 375,616.80 × 151,328.16
  4. Step 4: Simplify right side
    272,182.08x = 56,841,399,209.09
  5. Step 5: Solve for x
    x = 56,841,399,209.09/272,182.08
  6. Step 6: Final answer
    x = 208,835.94

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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.