Home / 242,386.60-334,490.32-140,425.96

Finding the Fourth Proportional to 242,386.60, 334,490.32 and 140,425.96

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Solution

The fourth proportional to 242,386.60, 334,490.32 and 140,425.96 is: 193,785.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,386.60 : 334,490.32 = 140,425.96 : x
  2. Step 2: Convert to fraction form
    242,386.60/334,490.32 = 140,425.96/x
  3. Step 3: Cross multiply
    242,386.60x = 334,490.32 × 140,425.96
  4. Step 4: Simplify right side
    242,386.60x = 46,971,124,296.71
  5. Step 5: Solve for x
    x = 46,971,124,296.71/242,386.60
  6. Step 6: Final answer
    x = 193,785.98

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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.