Home / 88,047,307.02-121,552,456.59-67,886,269.22

Finding the Fourth Proportional to 88,047,307.02, 121,552,456.59 and 67,886,269.22

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Solution

The fourth proportional to 88,047,307.02, 121,552,456.59 and 67,886,269.22 is: 93,719,422.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,047,307.02 : 121,552,456.59 = 67,886,269.22 : x
  2. Step 2: Convert to fraction form
    88,047,307.02/121,552,456.59 = 67,886,269.22/x
  3. Step 3: Cross multiply
    88,047,307.02x = 121,552,456.59 × 67,886,269.22
  4. Step 4: Simplify right side
    88,047,307.02x = 8,251,742,792,269,163
  5. Step 5: Solve for x
    x = 8,251,742,792,269,163/88,047,307.02
  6. Step 6: Final answer
    x = 93,719,422.79

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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.