Home / 169,276.08-253,914.47-42,916.28

Finding the Fourth Proportional to 169,276.08, 253,914.47 and 42,916.28

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Solution

The fourth proportional to 169,276.08, 253,914.47 and 42,916.28 is: 64,374.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,276.08 : 253,914.47 = 42,916.28 : x
  2. Step 2: Convert to fraction form
    169,276.08/253,914.47 = 42,916.28/x
  3. Step 3: Cross multiply
    169,276.08x = 253,914.47 × 42,916.28
  4. Step 4: Simplify right side
    169,276.08x = 10,897,064,490.57
  5. Step 5: Solve for x
    x = 10,897,064,490.57/169,276.08
  6. Step 6: Final answer
    x = 64,374.51

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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.