Home / 165,461.21-247,973.70-65,566.91

Finding the Fourth Proportional to 165,461.21, 247,973.70 and 65,566.91

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Solution

The fourth proportional to 165,461.21, 247,973.70 and 65,566.91 is: 98,263.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,461.21 : 247,973.70 = 65,566.91 : x
  2. Step 2: Convert to fraction form
    165,461.21/247,973.70 = 65,566.91/x
  3. Step 3: Cross multiply
    165,461.21x = 247,973.70 × 65,566.91
  4. Step 4: Simplify right side
    165,461.21x = 16,258,868,030.40
  5. Step 5: Solve for x
    x = 16,258,868,030.40/165,461.21
  6. Step 6: Final answer
    x = 98,263.93

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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.