Home / 145,070.58-200,146.06-94,798.74

Finding the Fourth Proportional to 145,070.58, 200,146.06 and 94,798.74

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Solution

The fourth proportional to 145,070.58, 200,146.06 and 94,798.74 is: 130,788.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,070.58 : 200,146.06 = 94,798.74 : x
  2. Step 2: Convert to fraction form
    145,070.58/200,146.06 = 94,798.74/x
  3. Step 3: Cross multiply
    145,070.58x = 200,146.06 × 94,798.74
  4. Step 4: Simplify right side
    145,070.58x = 18,973,594,303.96
  5. Step 5: Solve for x
    x = 18,973,594,303.96/145,070.58
  6. Step 6: Final answer
    x = 130,788.71

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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.