Home / 163,570.77-245,334.56-56,931.84

Finding the Fourth Proportional to 163,570.77, 245,334.56 and 56,931.84

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Solution

The fourth proportional to 163,570.77, 245,334.56 and 56,931.84 is: 85,390.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,570.77 : 245,334.56 = 56,931.84 : x
  2. Step 2: Convert to fraction form
    163,570.77/245,334.56 = 56,931.84/x
  3. Step 3: Cross multiply
    163,570.77x = 245,334.56 × 56,931.84
  4. Step 4: Simplify right side
    163,570.77x = 13,967,347,631.73
  5. Step 5: Solve for x
    x = 13,967,347,631.73/163,570.77
  6. Step 6: Final answer
    x = 85,390.24

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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.