Home / 212,695.03-293,533.36-117,201.72

Finding the Fourth Proportional to 212,695.03, 293,533.36 and 117,201.72

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Solution

The fourth proportional to 212,695.03, 293,533.36 and 117,201.72 is: 161,746.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,695.03 : 293,533.36 = 117,201.72 : x
  2. Step 2: Convert to fraction form
    212,695.03/293,533.36 = 117,201.72/x
  3. Step 3: Cross multiply
    212,695.03x = 293,533.36 × 117,201.72
  4. Step 4: Simplify right side
    212,695.03x = 34,402,615,477.13
  5. Step 5: Solve for x
    x = 34,402,615,477.13/212,695.03
  6. Step 6: Final answer
    x = 161,746.21

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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.