Home / 94,280.61-130,109.45-51,262.55

Finding the Fourth Proportional to 94,280.61, 130,109.45 and 51,262.55

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Solution

The fourth proportional to 94,280.61, 130,109.45 and 51,262.55 is: 70,743.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,280.61 : 130,109.45 = 51,262.55 : x
  2. Step 2: Convert to fraction form
    94,280.61/130,109.45 = 51,262.55/x
  3. Step 3: Cross multiply
    94,280.61x = 130,109.45 × 51,262.55
  4. Step 4: Simplify right side
    94,280.61x = 6,669,742,186.10
  5. Step 5: Solve for x
    x = 6,669,742,186.10/94,280.61
  6. Step 6: Final answer
    x = 70,743.52

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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.