Home / 98,699.10-148,070.51-46,079.88

Finding the Fourth Proportional to 98,699.10, 148,070.51 and 46,079.88

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Solution

The fourth proportional to 98,699.10, 148,070.51 and 46,079.88 is: 69,130.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,699.10 : 148,070.51 = 46,079.88 : x
  2. Step 2: Convert to fraction form
    98,699.10/148,070.51 = 46,079.88/x
  3. Step 3: Cross multiply
    98,699.10x = 148,070.51 × 46,079.88
  4. Step 4: Simplify right side
    98,699.10x = 6,823,071,332.34
  5. Step 5: Solve for x
    x = 6,823,071,332.34/98,699.10
  6. Step 6: Final answer
    x = 69,130.03

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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.