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Finding the Fourth Proportional to 153,055.89, 211,322.25 and 95,720.04

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Solution

The fourth proportional to 153,055.89, 211,322.25 and 95,720.04 is: 132,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,055.89 : 211,322.25 = 95,720.04 : x
  2. Step 2: Convert to fraction form
    153,055.89/211,322.25 = 95,720.04/x
  3. Step 3: Cross multiply
    153,055.89x = 211,322.25 × 95,720.04
  4. Step 4: Simplify right side
    153,055.89x = 20,227,774,222.89
  5. Step 5: Solve for x
    x = 20,227,774,222.89/153,055.89
  6. Step 6: Final answer
    x = 132,159.40

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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.