Home / 147,010.85-220,495.50-47,158.07

Finding the Fourth Proportional to 147,010.85, 220,495.50 and 47,158.07

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Solution

The fourth proportional to 147,010.85, 220,495.50 and 47,158.07 is: 70,730.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,010.85 : 220,495.50 = 47,158.07 : x
  2. Step 2: Convert to fraction form
    147,010.85/220,495.50 = 47,158.07/x
  3. Step 3: Cross multiply
    147,010.85x = 220,495.50 × 47,158.07
  4. Step 4: Simplify right side
    147,010.85x = 10,398,142,774.92
  5. Step 5: Solve for x
    x = 10,398,142,774.92/147,010.85
  6. Step 6: Final answer
    x = 70,730.45

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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.