Home / 105,319,413.24-145,341,316.08-58,909,667.04

Finding the Fourth Proportional to 105,319,413.24, 145,341,316.08 and 58,909,667.04

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Solution

The fourth proportional to 105,319,413.24, 145,341,316.08 and 58,909,667.04 is: 81,295,634.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,319,413.24 : 145,341,316.08 = 58,909,667.04 : x
  2. Step 2: Convert to fraction form
    105,319,413.24/145,341,316.08 = 58,909,667.04/x
  3. Step 3: Cross multiply
    105,319,413.24x = 145,341,316.08 × 58,909,667.04
  4. Step 4: Simplify right side
    105,319,413.24x = 8,562,008,537,428,199
  5. Step 5: Solve for x
    x = 8,562,008,537,428,199/105,319,413.24
  6. Step 6: Final answer
    x = 81,295,634.62

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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.