Home / 94,971,143.55-130,956,102.91-61,870,008.72

Finding the Fourth Proportional to 94,971,143.55, 130,956,102.91 and 61,870,008.72

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Solution

The fourth proportional to 94,971,143.55, 130,956,102.91 and 61,870,008.72 is: 85,312,811.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,971,143.55 : 130,956,102.91 = 61,870,008.72 : x
  2. Step 2: Convert to fraction form
    94,971,143.55/130,956,102.91 = 61,870,008.72/x
  3. Step 3: Cross multiply
    94,971,143.55x = 130,956,102.91 × 61,870,008.72
  4. Step 4: Simplify right side
    94,971,143.55x = 8,102,255,228,810,712
  5. Step 5: Solve for x
    x = 8,102,255,228,810,712/94,971,143.55
  6. Step 6: Final answer
    x = 85,312,811.09

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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.