Home / 163,437.60-245,151.52-45,116.16

Finding the Fourth Proportional to 163,437.60, 245,151.52 and 45,116.16

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Solution

The fourth proportional to 163,437.60, 245,151.52 and 45,116.16 is: 67,672.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,437.60 : 245,151.52 = 45,116.16 : x
  2. Step 2: Convert to fraction form
    163,437.60/245,151.52 = 45,116.16/x
  3. Step 3: Cross multiply
    163,437.60x = 245,151.52 × 45,116.16
  4. Step 4: Simplify right side
    163,437.60x = 11,060,295,200.56
  5. Step 5: Solve for x
    x = 11,060,295,200.56/163,437.60
  6. Step 6: Final answer
    x = 67,672.89

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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.