Home / 127,465.84-191,143.50-42,052.60

Finding the Fourth Proportional to 127,465.84, 191,143.50 and 42,052.60

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Solution

The fourth proportional to 127,465.84, 191,143.50 and 42,052.60 is: 63,060.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,465.84 : 191,143.50 = 42,052.60 : x
  2. Step 2: Convert to fraction form
    127,465.84/191,143.50 = 42,052.60/x
  3. Step 3: Cross multiply
    127,465.84x = 191,143.50 × 42,052.60
  4. Step 4: Simplify right side
    127,465.84x = 8,038,081,148.10
  5. Step 5: Solve for x
    x = 8,038,081,148.10/127,465.84
  6. Step 6: Final answer
    x = 63,060.67

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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.