Home / 210,147.84-314,807.04-157,616.64

Finding the Fourth Proportional to 210,147.84, 314,807.04 and 157,616.64

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Solution

The fourth proportional to 210,147.84, 314,807.04 and 157,616.64 is: 236,113.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,147.84 : 314,807.04 = 157,616.64 : x
  2. Step 2: Convert to fraction form
    210,147.84/314,807.04 = 157,616.64/x
  3. Step 3: Cross multiply
    210,147.84x = 314,807.04 × 157,616.64
  4. Step 4: Simplify right side
    210,147.84x = 49,618,827,893.15
  5. Step 5: Solve for x
    x = 49,618,827,893.15/210,147.84
  6. Step 6: Final answer
    x = 236,113.91

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1.5x scale

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.