Home / 160,359.06-240,467.50-85,465.25

Finding the Fourth Proportional to 160,359.06, 240,467.50 and 85,465.25

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Solution

The fourth proportional to 160,359.06, 240,467.50 and 85,465.25 is: 128,159.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,359.06 : 240,467.50 = 85,465.25 : x
  2. Step 2: Convert to fraction form
    160,359.06/240,467.50 = 85,465.25/x
  3. Step 3: Cross multiply
    160,359.06x = 240,467.50 × 85,465.25
  4. Step 4: Simplify right side
    160,359.06x = 20,551,613,374.71
  5. Step 5: Solve for x
    x = 20,551,613,374.71/160,359.06
  6. Step 6: Final answer
    x = 128,159.98

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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.