Home / 106,526.96-147,001.00-58,780.20

Finding the Fourth Proportional to 106,526.96, 147,001.00 and 58,780.20

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Solution

The fourth proportional to 106,526.96, 147,001.00 and 58,780.20 is: 81,113.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,526.96 : 147,001.00 = 58,780.20 : x
  2. Step 2: Convert to fraction form
    106,526.96/147,001.00 = 58,780.20/x
  3. Step 3: Cross multiply
    106,526.96x = 147,001.00 × 58,780.20
  4. Step 4: Simplify right side
    106,526.96x = 8,640,748,033.15
  5. Step 5: Solve for x
    x = 8,640,748,033.15/106,526.96
  6. Step 6: Final answer
    x = 81,113.25

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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.