Home / 90,306,051.04-124,624,668.84-49,055,304.16

Finding the Fourth Proportional to 90,306,051.04, 124,624,668.84 and 49,055,304.16

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Solution

The fourth proportional to 90,306,051.04, 124,624,668.84 and 49,055,304.16 is: 67,697,579.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,306,051.04 : 124,624,668.84 = 49,055,304.16 : x
  2. Step 2: Convert to fraction form
    90,306,051.04/124,624,668.84 = 49,055,304.16/x
  3. Step 3: Cross multiply
    90,306,051.04x = 124,624,668.84 × 49,055,304.16
  4. Step 4: Simplify right side
    90,306,051.04x = 6,113,501,035,785,474
  5. Step 5: Solve for x
    x = 6,113,501,035,785,474/90,306,051.04
  6. Step 6: Final answer
    x = 67,697,579.13

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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.