Home / 147,465.72-203,345.10-97,077.24

Finding the Fourth Proportional to 147,465.72, 203,345.10 and 97,077.24

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Solution

The fourth proportional to 147,465.72, 203,345.10 and 97,077.24 is: 133,862.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,465.72 : 203,345.10 = 97,077.24 : x
  2. Step 2: Convert to fraction form
    147,465.72/203,345.10 = 97,077.24/x
  3. Step 3: Cross multiply
    147,465.72x = 203,345.10 × 97,077.24
  4. Step 4: Simplify right side
    147,465.72x = 19,740,181,075.52
  5. Step 5: Solve for x
    x = 19,740,181,075.52/147,465.72
  6. Step 6: Final answer
    x = 133,862.85

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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.