Home / 60,631.20-83,656.80-36,752.40

Finding the Fourth Proportional to 60,631.20, 83,656.80 and 36,752.40

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Solution

The fourth proportional to 60,631.20, 83,656.80 and 36,752.40 is: 50,709.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,631.20 : 83,656.80 = 36,752.40 : x
  2. Step 2: Convert to fraction form
    60,631.20/83,656.80 = 36,752.40/x
  3. Step 3: Cross multiply
    60,631.20x = 83,656.80 × 36,752.40
  4. Step 4: Simplify right side
    60,631.20x = 3,074,588,176.32
  5. Step 5: Solve for x
    x = 3,074,588,176.32/60,631.20
  6. Step 6: Final answer
    x = 50,709.67

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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.