Home / 98,465.49-135,882.77-56,023.11

Finding the Fourth Proportional to 98,465.49, 135,882.77 and 56,023.11

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Solution

The fourth proportional to 98,465.49, 135,882.77 and 56,023.11 is: 77,312.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,465.49 : 135,882.77 = 56,023.11 : x
  2. Step 2: Convert to fraction form
    98,465.49/135,882.77 = 56,023.11/x
  3. Step 3: Cross multiply
    98,465.49x = 135,882.77 × 56,023.11
  4. Step 4: Simplify right side
    98,465.49x = 7,612,575,090.70
  5. Step 5: Solve for x
    x = 7,612,575,090.70/98,465.49
  6. Step 6: Final answer
    x = 77,312.11

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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.