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Finding the Fourth Proportional to 153,373.10, 211,600.10 and 88,807.10

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Solution

The fourth proportional to 153,373.10, 211,600.10 and 88,807.10 is: 122,522.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,373.10 : 211,600.10 = 88,807.10 : x
  2. Step 2: Convert to fraction form
    153,373.10/211,600.10 = 88,807.10/x
  3. Step 3: Cross multiply
    153,373.10x = 211,600.10 × 88,807.10
  4. Step 4: Simplify right side
    153,373.10x = 18,791,591,240.71
  5. Step 5: Solve for x
    x = 18,791,591,240.71/153,373.10
  6. Step 6: Final answer
    x = 122,522.08

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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.