Home / 434,070.90-651,106.35-134,549.10

Finding the Fourth Proportional to 434,070.90, 651,106.35 and 134,549.10

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Solution

The fourth proportional to 434,070.90, 651,106.35 and 134,549.10 is: 201,823.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,070.90 : 651,106.35 = 134,549.10 : x
  2. Step 2: Convert to fraction form
    434,070.90/651,106.35 = 134,549.10/x
  3. Step 3: Cross multiply
    434,070.90x = 651,106.35 × 134,549.10
  4. Step 4: Simplify right side
    434,070.90x = 87,605,773,396.79
  5. Step 5: Solve for x
    x = 87,605,773,396.79/434,070.90
  6. Step 6: Final answer
    x = 201,823.65

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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.