Home / 89,867,967.12-124,017,730.56-48,614,891.76

Finding the Fourth Proportional to 89,867,967.12, 124,017,730.56 and 48,614,891.76

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Solution

The fourth proportional to 89,867,967.12, 124,017,730.56 and 48,614,891.76 is: 67,088,515.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,867,967.12 : 124,017,730.56 = 48,614,891.76 : x
  2. Step 2: Convert to fraction form
    89,867,967.12/124,017,730.56 = 48,614,891.76/x
  3. Step 3: Cross multiply
    89,867,967.12x = 124,017,730.56 × 48,614,891.76
  4. Step 4: Simplify right side
    89,867,967.12x = 6,029,108,547,495,244
  5. Step 5: Solve for x
    x = 6,029,108,547,495,244/89,867,967.12
  6. Step 6: Final answer
    x = 67,088,515.97

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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.